The Lateran Apostles and Their Attributes

The Archbasilica of the Most Holy Saviour and Saints John the Baptist and John the Evangelist in the Lateran, commonly known as Saint John Lateran, is the cathedral of the Diocese of Rome and the official ecclesiastical seat of the Pope as Bishop of Rome. Although it stands outside the territory of Vatican City, the Basilica is part of the extraterritorial properties of the Holy See, enjoying a special status similar to that of the Vatican itself.

Founded in the early fourth century by Emperor Constantine, it is the oldest public church in Rome (although heavily reconstructed over the years) and holds the title of the mother and head of all churches in the city and in the world, which underlines its unique importance within the Catholic Church. It is worth noting that, unlike the Pantheon – which was only later converted into a church – the Lateran Basilica is the oldest building in Rome originally constructed as a Christian place of worship.

I have visited the Basilica several times and even shared a post about it here some time ago; however, after my most recent visit I never updated it, especially since I now have a larger collection of detailed photographs from its interior. Before I do so, I would like to highlight one of its more intriguing details, along with a brief commentary.

One of the most striking elements of the interior of the Archbasilica is the monumental cycle of statues representing the Apostles placed along the central nave. The architectural structure of the nave was created in the mid-seventeenth century during the major reconstruction of the basilica ordered by Pope Innocent X and carried out by the architect Francesco Borromini. As part of his redesign, Borromini created a series of large niches in the massive piers of the nave. These niches were clearly intended to hold monumental statues, but for several decades they remained empty. It was only in the early eighteenth century that the sculptural program was finally realized. During the pontificate of Pope Clement XI, the project was entrusted to the architect Carlo Fontana, a former collaborator of Gian Lorenzo Bernini. Fontana invited a group of the most prominent sculptors working in Rome at the time, and each artist was commissioned to create one of the apostolic figures. The sculptures, carved in white marble and standing more than four metres high, occupy the monumental niches between the nave piers. Each niche is framed by pairs of coloured marble columns.

The program represents the Twelve Apostles, the closest followers of Christ and the traditional foundations of the Christian Church. However, the series includes a small but significant modification. Instead of Judas Iscariot, who betrayed Christ, the cycle features Saint Paul. Although Paul was not one of the original Twelve, Christian tradition has long regarded him as one of the greatest apostles because of his missionary work and theological writings. For this reason he is often paired with Saint Peter as one of the principal apostles of the Church. The twelve figures represented in the Lateran basilica are therefore: Peter, Paul, Andrew, James the Greater, John the Evangelist, Thomas, Philip, Bartholomew, Matthew, James the Less, Simon, and Jude Thaddeus.

An important element of this sculptural program is the use of attributes, the symbolic objects held by each apostle. In Christian art these objects function as visual identifiers, allowing viewers to recognize individual saints even without reading the inscriptions on the bases of the statues. The attributes usually refer either to the manner of the apostle’s martyrdom or to his role in the early Church and Christian tradition.

For example, Saint Peter holds the keys symbolizing the authority entrusted to him by Christ, Saint Paul carries a sword referring to his execution in Rome and to the power of his preaching, and Saint John is accompanied by an eagle representing the theological depth of his Gospel. Other apostles are identified through instruments associated with their deaths, such as the saw of Saint Simon, the club of Saint James the Less, or the knife of Saint Bartholomew.

Saint Peter was one of the closest disciples of Jesus and is traditionally regarded as the leader of the Apostles. Originally named Simon, he was a fisherman from Galilee before being called by Christ to become one of his first followers. According to the Gospels, Jesus gave him the name Peter (from the Greek petros, meaning rock), symbolizing the foundational role he would play in the Christian community.

After the death and resurrection of Christ, Peter became one of the central figures in the early Church and is traditionally considered the first bishop of Rome, and therefore the first pope (although the latter title formally appeared ages later). According to early Christian sources, he was executed in Rome during the persecution of Christians under Emperor Nero around AD 64. Tradition holds that he was crucified upside down, because he did not consider himself worthy to die in the same way as Christ.

Peter’s main attribute in Christian art is the key, or more often a pair of keys. The symbol comes from the Gospel of Matthew, where Christ tells him: I will give you the keys of the kingdom of heaven. In many representations the two keys – often shown as gold and silver – are interpreted as symbols of authority over heaven and earth, or of spiritual and temporal power.

Saint Matthew, also known as Levi, was originally a tax collector before becoming one of the twelve apostles. Matthew left his profession immediately when Jesus called him to follow him. Christian tradition attributes to him the authorship of the Gospel of Matthew, which explains why he is frequently represented with a book or scroll.

After the death of Christ, Matthew is believed to have travelled widely as a missionary. Ancient sources place his preaching in regions such as Ethiopia, Persia, or Syria. Tradition holds that he eventually died as a martyr, although the exact circumstances of his death are uncertain.

Saint Jude Thaddeus remains one of the lesser-known figures, partly due to the similarity of his name to Judas Iscariot. He is traditionally identified as a close relative of Jesus and is regarded in Christian tradition as a devoted and steadfast preacher of the Gospel, most likely active in the regions of the Near East. Over time, he came to be especially venerated as the patron saint of lost causes and desperate situations.

In art, he is most often depicted holding a spear, which refers to the manner of his martyrdom. According to tradition, he was killed while preaching, and the weapon became his identifying attribute in iconography.

Saint Andrew was the brother of Saint Peter and one of the first disciples called by Jesus. Like his brother, he had been a fisherman from Galilee before becoming a follower of Christ. Andrew was originally a disciple of John the Baptist and was among the earliest to recognize Jesus as the Messiah.

After the Resurrection, Christian tradition describes Andrew as a missionary who travelled widely across the eastern Mediterranean world. Various early sources associate his preaching with regions around the Black Sea, Asia Minor and Greece. He is believed to have been martyred in the Greek city of Patras. He was crucified on a cross in the shape of the letter X, now known as the Cross of Saint Andrew. Because he considered himself unworthy to die in the same manner as Christ, the cross was said to have been positioned differently from the traditional form.

Over time, this distinctive cross shape began to function beyond its purely religious context and entered broader European symbolism – appearing in heraldry, markings, and simple graphic signs, where its form was clear and easily recognisable. The X naturally came to be associated with the crossing of lines and with points of potential conflict or danger. This is why, in the 19th century, with the expansion of the railways, it was adopted as a warning sign at level crossings, indicating the point where a road intersects with railway tracks.

Saint Thomas is most widely known from the Gospel of John, where he initially doubts the resurrection of Christ. When the other disciples tell him that Jesus has risen, Thomas famously declares that he will not believe unless he can see and touch the wounds of the crucifixion. According to the Gospel narrative, Christ later appears to him and invites him to do exactly that. Later Christian tradition describes Thomas as a missionary who travelled far beyond the Roman world, preaching as far as Persia and India. The ancient Christian communities of southern India still maintain a strong tradition linking their origins to his mission.

The raised pointing finger refers directly to the Gospel episode in which Thomas is invited to place his finger in Christ’s wounds. In art this gesture has come to symbolize both his initial doubt and the moment of recognition and faith that followed.

Saint Paul was not one of the original Twelve Apostles, but he became one of the most influential figures in early Christianity. Born in Tarsus and originally known as Saul, he was a Pharisee who initially persecuted early Christians. His life changed dramatically after a visionary encounter with Christ on the road to Damascus, after which he became one of the most active missionaries of the early Church. Paul travelled extensively through Asia Minor, Greece and eventually Rome, founding Christian communities and writing letters that would later become a central part of the New Testament.

In artistic representations Paul is almost always shown with two attributes: a book and a sword. The book refers to his epistles – such as the Letters to the Romans, Corinthians and Galatians – which shaped Christian theology and form a major portion of the New Testament. The sword refers to the manner of his martyrdom. According to early Christian tradition, Paul was executed in Rome during the persecution under Emperor Nero around AD 67. As a Roman citizen, he was not crucified but beheaded with a sword. The sword is sometimes understood not only as the instrument of his death, but also as a symbol of the sword of the Word, reflecting the force and clarity of his teaching.

Saint Philip originally came from Bethsaida in Galilee, the same town as Peter and Andrew. According to the Gospel of John, he was among the early followers of Jesus and was the one who introduced Nathanael (traditionally identified with Bartholomew) to Christ. After the Resurrection, Christian tradition describes Philip as a missionary who preached in Asia Minor. Ancient sources associate his later ministry particularly with the city of Hierapolis in present-day Turkey.

The precise details of his death vary in different early accounts, but many traditions describe him as having been crucified. For this reason, Philip is commonly represented in Christian art holding a cross. In many images the cross appears as a tall staff-like cross, which distinguishes it from the smaller crosses used in other contexts.

Saint James the Greater was the son of Zebedee, as well as the brother of Saint John the Evangelist. Together with Peter and John he belonged to the inner circle of disciples, who witnessed some of the most significant events in the life of Christ. After the Resurrection, Christian tradition describes James as preaching the Gospel in various regions before eventually returning to Jerusalem. According to the Acts of the Apostles, he became the first of the apostles to suffer martyrdom. He was executed by the sword in Jerusalem on the order of King Herod Agrippa I.

In Christian art James the Greater is frequently depicted as a pilgrim, holding a staff. The pilgrim’s staff refers to the medieval tradition that his relics were brought to Santiago de Compostela in Spain, which later became one of the most important pilgrimage destinations in the Christian world. The staff therefore symbolizes both pilgrimage and the widespread devotion associated with Saint James.

Saint Bartholomew is commonly identified with Nathanael mentioned in the Gospel of John. According to early Christian tradition, he preached the Gospel in several eastern regions, including Mesopotamia and Armenia. Ancient sources describe his missionary work as bringing Christianity to areas far beyond the Roman world. His ministry eventually led to persecution. According to the most widely accepted tradition, Bartholomew was martyred in Armenia, where he was flayed alive and then executed.

For this reason, his principal attribute in Christian iconography is a knife, the instrument associated with his martyrdom. In many works of art he is also shown holding his own flayed skin.

Saint Simon, often called Simon the Zealot, travelled as a missionary after the Resurrection of Christ, preaching in regions of the Middle East and Persia. Several early sources describe him working together with the apostle Jude Thaddeus in spreading the Christian faith. Simon is believed to have died as a martyr during these missionary journeys. One common tradition states that he was killed with a saw, which became the symbol associated with him in Christian art. For this reason, Saint Simon is typically depicted holding a saw.

Saint James the Less is traditionally identified as the son of Alphaeus. Early Christian sources describe him as an important leader of the Christian community in Jerusalem and a central figure in the earliest years of the Church. He is often also associated with James the Just, who played a leading role in the Jerusalem church after the Resurrection of Christ. James was eventually persecuted for his faith in Jerusalem. One account describes him being thrown from the pinnacle of the Temple and then killed by blows from a club or fuller’s bat. For this reason, Saint James the Less is commonly depicted holding a club.

Saint John the Evangelist was the brother of Saint James the Greater. Together with Peter and James he belonged to the inner circle of disciples who witnessed some of the most significant moments in the life of Chris. Christian tradition attributes to him the authorship of the Gospel of John, as well as the three Epistles of John and the Book of Revelation. Unlike most of the apostles, John is believed to have died a natural death, probably in Ephesus at the end of the first century.

His principal attribute in Christian art is the eagle. The symbol originates from the biblical visions of the four living creatures described in the Book of Ezekiel and the Book of Revelation. In Christian tradition these four creatures became associated with the four evangelists. The eagle was assigned to John because his Gospel rises to the highest theological perspective, contemplating the divine nature of Christ in a way that early Christian writers compared to an eagle soaring high above the earth. The eagle thus not only symbolises the theological depth of his writing, but also the ability to contemplate divine realities beyond the material world.

The series of apostles in the Lateran Basilica is not only a decorative programme, but also a clear and consistent visual system, in which each figure can be identified through its attribute. These symbols, whether simple or more elaborate, refer to well-established traditions and help place each apostle within a broader historical and religious context

The Lateran Apostles and Their Attributes

The Rape of Proserpina by Bernini. When Marble Comes Alive

I’ve been to the Galleria Borghese twice, and both times I found myself standing in front of The Rape of Proserpina far longer than I expected. The first time, I didn’t really know much about Bernini — I’d heard the name before, but it didn’t mean much to me. That changed the moment I saw this sculpture up close. It was only then that I started noticing the details: the way Pluto’s hand presses into Proserpina’s thigh, the twist of their bodies, even the tears on her face. Back home, I looked more closely at the photos I’d taken, zooming in on things I hadn’t seen in person — and that’s when Bernini’s name truly stuck. Since then, I’ve promised myself that next time I’m in Rome, I’ll go back just to see this piece again — and take even more photos.

The Galleria Borghese is one of those places that stays with you — not because it’s large (it isn’t), but because almost every room contains something unforgettable. Housed in a 17th-century villa within the Borghese Gardens, the gallery was originally the private collection of Cardinal Scipione Borghese, an early and enthusiastic patron of Bernini. Today, it holds several of Bernini’s masterpieces — including Apollo and Daphne, David, and The Rape of Proserpina. There’s also an outstanding collection of paintings by Caravaggio, Raphael, and Titian. The Rape of Proserpina is displayed in Room IV, also known as the Room of the Emperors.

If you’re curious, I’ve shared more thoughts, tips and photos from the gallery in other entries on this blog (see buttons below).

Gian Lorenzo Bernini was one of the central figures of Baroque art in 17th-century Rome — a sculptor, architect, and all-round creative powerhouse. He worked for both the Catholic Church and secular patrons, including none other than Louis XIV of France.

Bernini was incredibly young when he created The Rape of Proserpina — just 23 years old. The sculpture was commissioned by Cardinal Scipione Borghese, the man who in fact commissioned and assembled the collection that became the Galleria Borghese. It was made between 1621 and 1622, at a time when Bernini was already gaining a reputation for making marble appear soft and alive. The piece became part of his private collection — and remains one of its most impressive works. (Like another one made by 15 years old Bernini.)

The story comes from Roman mythology, adapted from the Greek myth of Persephone and Hades. (The Romans adopted many of the Greek gods and stories, often giving them different names — so Hades becomes Pluto, and Persephone becomes Proserpina.) Proserpina, the daughter of Ceres (goddess of the harvest), is abducted by Pluto, god of the underworld, who falls in love with her and carries her off to be his queen. Her mother’s grief causes the world to go cold and barren — a mythical explanation for the changing of the seasons.

The theme of abduction was often used in Baroque art, not only for its dramatic potential, but also because it allowed artists to explore movement, struggle, contrast, and emotion — all key elements of the style. In Bernini’s hands, the myth becomes something almost painfully real: not just a story, but a moment frozen in motion. And Bernini was a master of using marble to imitate different textures: flesh, fabric, hair, even tears.

One of the most striking things about The Rape of Proserpina is how physical it feels. The sculpture isn’t just dramatic — it’s tactile. Pluto’s fingers press into Proserpina’s thigh with such convincing softness that it’s easy to forget you’re looking at solid stone. Her hand pushes against his face, her hair flies back, her foot twists as she’s lifted — every detail adds to the sense of motion and struggle. There’s even a tear on her cheek (though I didn’t manage to capture it in my photos). Pluto’s body is full of tension — defined muscles, a strong stance, even a vein on his thigh standing out as if pulsing. And then there’s the drapery, barely covering their bodies, adding both modesty and theatrical tension. It clings and flows at once — heightening the drama of the scene.

Nothing is flat or static — the figures spiral upward, locked in movement. From some angles, the sculpture looks as if it might tip over or keep turning. That’s exactly what Baroque art often aimed to do: capture a single moment in all its energy and tension, and make it feel alive. The drama is heightened further by how the sculpture is displayed — raised on a pedestal, so you look up at it. That slight upward gaze gives it even more presence and intensity.

If you walk around the back of the sculpture, you’ll spot Cerberus — the three-headed dog of the underworld — curled behind Pluto’s leg. It’s easy to miss, but it’s a quiet reminder that this isn’t just a struggle between two people, but a story about the boundary between worlds. At the base, partly hidden, lies Pluto’s sceptre — a small but meaningful symbol of his role as ruler of the underworld. It adds a calm note of control beneath the chaos above.

But words can only go so far. Let’s let Bernini speak for himself — below are a few photos of this incredible sculpture taken from different angles.

Even after seeing the Rape of Proserpina twice on site, I still feel like I haven’t fully taken it in. It’s the kind of sculpture that reveals something new each time — a fold, a gesture, a tiny detail you didn’t notice before. Photos can’t replace standing in front of it, but they can help you see more than you did the first time.

The Rape of Proserpina by Bernini. When Marble Comes Alive

St Peter’s Basilica Vatican. What You Should Know Before You Go

St Peter’s Basilica is one of those places where, no matter how many times you visit, there is always something new to discover – some detail you missed before. The last time I was there, I gave myself over two, perhaps even three hours just to wander, taking photographs, circling around again and again. I’ve already written a few posts focusing on particular sculptures that caught my attention, each time finding something worth reflecting on. In the meantime, I also had the chance to visit Istanbul, and to step inside Hagia Sophia – so I do have something to compare it with, although admittedly much of Hagia Sophia’s former splendour has not survived. Now, it’s finally time for a proper post dedicated to St Peter’s Basilica itself.

St Peter’s Basilica in the Vatican was constructed above the tomb of the Apostle Peter, one of the twelve disciples of Jesus and, according to tradition, the first pope. Peter, a Galilean fisherman, became His disciple and close companion after encountering Jesus. Jesus of Nazareth, a first-century Jewish teacher and preacher, is regarded in Christian tradition as the Messiah and the Son of God. His teachings form the foundation of Catholicism, which has evolved over the centuries, notably through the interpretation of His words and actions within Church tradition.

According to historical accounts, Peter was crucified in Rome around AD 64, during the reign of Emperor Nero, amidst one of the earliest waves of Christian persecution. The immediate backdrop to these events was the Great Fire of Rome. Although the true cause of the fire remains unknown, the Roman historian Tacitus records that Christians were blamed by Nero. Their refusal to participate in imperial and pagan cults was perceived as a threat to public order. Condemned Christians perished in the arenas, in the flames of pyres, and on crosses. According to tradition, Peter requested to be crucified head downwards, believing himself unworthy to die in the same manner as Jesus.

After the execution, Peter’s body was reportedly buried in a cemetery along the Via Cornelia, at the site where the Basilica now stands. In the 20th century, during archaeological excavations beneath the Basilica, a complex of tombs was discovered, which has been identified as the site of Peter’s burial. Today, his grave may be viewed as part of the so-called Scavi Tour, guided visits conducted for small groups by prior reservation. Photography and filming are forbidden benath and appropriate dress is required. The entry is limited to visitors aged 15 and above.

The St Peter’s Basilica we know today was constructed on the site of an earlier church known as Old St Peter’s Basilica, which was erected in the 4th century at the initiative of Emperor Constantine the Great. He was the first Roman emperor to legalise Christianity and to begin establishing public places of Christian worship. In AD 313, he issued the so-called Edict of Milan, which granted freedom of religion and enabled Christian communities to operate without fear of persecution.

Constantine commissioned the construction of a basilica above the tomb of the Apostle Peter – a location that was already recognised as a site of pilgrimage. The Old St Peter’s Basilica followed a traditional longitudinal basilica layout with five aisles – a wide central nave flanked by two narrower aisles on each side, separated by rows of marble columns. At the entrance stood a spacious atrium, known as the Paradise, featuring a central fountain for ritual ablutions, leading into the church through a narthex. The structure had no transept, and its orientation was purely linear, culminating in a large semicircular apse that housed the bishop’s throne and clergy seating. The high altar was positioned directly above the tomb of St Peter, which could be accessed via the confessio, a sunken space that allowed pilgrims to approach the apostle’s grave. Over time, the Basilica was embellished with mosaics, reliquaries, and imperial offerings, transforming it into a richly decorated liturgical and devotional space.

For more than 1,200 years, this structure served as a significant liturgical and symbolic centre of Western Christianity. While Old St Peter’s Basilica became the liturgical heart of Western Christianity, the centre of Eastern Christianity was the Hagia Sophia in Constantinople, also originally commissioned by Emperor Constantine.

The Old Basilica functioned for many centuries as a site of papal liturgies, coronations, and pilgrimages, but over time it fell into serious disrepair, due both to the passage of time and the lack of systematic maintenance. In the second half of the 15th century, discussions began concerning its restoration. However, Pope Julius II, judging the building’s poor structural condition and the evolving liturgical needs of the Church, ultimately decided to demolish it entirely and construct a new church in its place.

This decision was controversial – many believed the historic structure should be preserved. Ultimately, however, the vision of creating a New Basilica reflecting Renaissance ideals of harmony and grandeur prevailed. The demolition of the Old Basilica began gradually, while at the same time foundations were laid for the new one. The tomb of St Peter was never disturbed, and it remained the focal point of the new basilica as well.

The construction of the new St Peter’s Basilica began on 18 April 1506, at the behest of Pope Julius II, who sought to erect a church that would meet the liturgical and aesthetic demands of the time. The works continued for over 120 years, involving multiple design phases and numerous conceptual changes – reflecting both the development of architectural thought and the succession of different popes.

The first architect entrusted with the project was Donato Bramante, who proposed a centralised plan based on a Greek cross, crowned by a monumental dome at the intersection of the arms. This Greek cross layout, with four arms of equal length, was symbolic of perfect symmetry and balance, reflecting Renaissance ideals and diverging from the traditional Latin cross plan with its elongated nave. After his death, the work was taken up successively by Raphael, Antonio da Sangallo the Younger, and Baldassare Peruzzi, each introducing numerous modifications and new ideas. Despite stylistic differences, they all retained the centralised layout as the foundation of the composition.

A turning point came in 1546, when Michelangelo, then aged 71, assumed supervision of the construction. Although he preserved the overall concept of a centralised plan, he simplified earlier designs and gave the building a more cohesive and monumental character. The most defining feature of his contribution was the dome, the lower section of which was completed during his lifetime. The upper part, along with its crowning lantern, was finished after his death, under the direction of Giacomo della Porta and Domenico Fontana.

In the following decades, the Basilica’s layout underwent a significant transformation. Carlo Maderno, working under Pope Paul V, extended the nave, thereby modifying the original Greek cross plan into a Latin cross. Whereas the Greek cross features arms of equal length, the Latin cross is characterised by a longer vertical axis – a more traditional and longitudinal structure that emphasised processional movement and hierarchical space. Maderno also designed the current façade, completed in 1614, which faces St Peter’s Square. Gian Lorenzo Bernini, involved in the final phase of the project, was responsible for, among other elements, the bronze baldachin above the main altar and the iconic colonnade that embraces the square.

St Peter’s Basilica measures 187 metres in length and 58 metres across the central nave, with a total floor area exceeding 15,000 square metres. Its vast interior can accommodate up to 60,000 people. What sets it apart from other churches is not only its sheer scale, but also its remarkable attention to proportion, light, and materials.

The dome of the Basilica, designed by Michelangelo, reaches a height of 136 metres from the floor to the cross and is visible from many points across Rome. Its internal diameter measures approximately 42 metres, making it one of the largest domes in the world, comparable in scale to that of the Pantheon. The dome rests upon a massive drum pierced with windows, which allow light to enter and create a sense of vertical rhythm within the space.

The interior of the Basilica does not contain traditional paintings on canvas or plaster. What may appear from a distance to be painted images are, in fact, mosaics, composed of millions of tiny, coloured tesserae arranged with extraordinary precision. These mosaics depict biblical scenes, saints, and ornamental motifs. Their use was also practical: in the damp and often chilly interior, mosaics are more durable than traditional frescoes or oil paintings.

The entire interior is governed by a strong sense of axial alignment and symmetry. The central nave draws the eye directly towards the Confessio of St Peter – the site traditionally believed to house his tomb. The main altar, surmounted by Bernini’s bronze baldachin, stands precisely above this sacred point. The regular rhythm of columns, coffered ceilings, and niches containing sculptures creates a modular structure, helping visitors navigate the space and lending a measured cadence to the vast interior.

The Basilica’s two most prominent altars – the Papal Altar beneath Bernini’s bronze baldachin and the Altar of the Chair of Saint Peter at the far end of the nave – serve distinct liturgical and symbolic purposes. The Papal Altar, also known as the Altar of the Confession, is located directly above the tomb of Saint Peter, at the crossing of the Basilica’s main axis. It is surmounted by Gian Lorenzo Bernini’s monumental bronze canopy, commissioned by Pope Urban VIII in the 17th century. This altar holds unique status: only the pope may celebrate Mass at it, or a priest explicitly authorised to do so. It is the true liturgical heart of the Basilica, marking the physical and spiritual centre of the Catholic Church. In contrast, the Altar of the Chair, situated in the apse, is a theological and symbolic focal point. It houses the Cathedra Petri – a relic believed to be the wooden throne of Saint Peter – enshrined within Bernini’s baroque sculptural masterpiece, completed in 1666. Though rarely used for liturgical celebrations, this altar embodies the continuity of apostolic succession and the teaching authority of the papacy.

The Basilica’s interior is crafted primarily from marble, sourced from across Italy and the former Roman Empire. Decorative materials also include bronze, gilding, and a variety of precious and semi-precious stones. Many of these elements are spolia, repurposed from the ruins of ancient Roman buildings, lending the structure both material richness and historical continuity.

Despite its dominant sacred function, the Basilica also serves as a museum-like space, housing a wealth of artworks of exceptional historical and artistic value. These include monumental papal tombs and the already mentioned baldachin by Bernini. The result is a complex architectural and artistic ensemble, in which liturgical, symbolic, and touristic functions intertwine on a daily basis.

Although St Peter’s Basilica in the Vatican is the most well-known Catholic church and the site of many major liturgical events, it is not officially the pope’s cathedral. The cathedral of the Bishop of Rome, and thus the principal church of the Diocese of Rome, is the Archbasilica of St John Lateran (Archibasilica Sanctissimi Salvatoris), located in the southeastern part of Rome, outside the boundaries of Vatican City.

It is the Lateran, not the Vatican, that is the oldest papal seat and the true mother church of Catholicism – it even bears the title “Mother and Head of all the Churches in the City and the World”. The Lateran Basilica has served as the cathedral of the Bishop of Rome since the 4th century, and it is there that the cathedra, or episcopal throne, symbolising papal pastoral authority, is found.

In practice, however, the pope most often celebrates liturgy at St Peter’s Basilica, as it is located at the heart of the Vatican, is far larger, more accessible to pilgrims, and closely associated with the figure of St Peter. Nevertheless, in canonical and administrative terms, it is the Lateran Basilica that remains his official cathedral.

This fact often surprises visitors to the Vatican, particularly those from outside Europe, where St Peter’s Basilica is widely assumed to be the pope’s main church and residence. In reality, this is the result of the historical development of the Church’s presence in Rome, and a legacy of the ancient urban structure of the city.

Early Christianity in Rome was centred not in the Vatican, but in the Lateran, where the first official papal complex was built on land donated to the Church by Emperor Constantine. For many centuries, the Lateran served as the administrative and liturgical centre of the Roman Church. Only in the 14th century, after the popes returned from Avignon, did the Vatican gain prominence as the papal residence, and St Peter’s Basilica gradually became the main setting for public ceremonies.

Today, although the papal apartments, the offices of the Roman Curia, and the principal stage for global religious events are all located in the Vatican, the legal status of the cathedral has never changed. It is in the Basilica of St John Lateran that the pope is formally installed as Bishop of Rome, and it is there that the cathedra, the symbolic bishop’s throne, is found. For this reason, Lateran remains the most important church in canonical order.

St Peter’s Basilica Vatican. What You Should Know Before You Go