Latest / The Story of Italy: Rome, Renaissance, and the Birth of Modern Europe — Fexingo History / The Pantheon: Rome's Temple to All Gods
Transcript
- Lucas: So we've talked a lot about Rome's ruins — the Colosseum, Pompeii — but there's one building that stands out as the best-preserved from the entire ancient world, and it's been in continuous use for nearly two thousand years. I'm talking about the Pantheon. Luna: Oh, the Pantheon! I've seen pictures of that massive dome with the hole in the top. Lucas: Exactly — the oculus. It's nine meters across, open to the sky. Rain comes in, snow, sometimes even a shaft of sunlight that moves across the interior like a celestial clock. And the dome itself is still the largest unreinforced concrete dome in the world, over 43 meters in diameter. When it was built, around 125 AD, it was a revolutionary structure. Lucas: But here's the strange thing: the inscription on the front says it was built by Marcus Agrippa, the right-hand man of Augustus, in 27 BC. That's a full century and a half before the current building. What happened is that the original Pantheon burned down, and Emperor Hadrian rebuilt it completely — but he was incredibly modest. He kept Agrippa's name on the facade, as if to give credit to the original builder. Luna: So Hadrian literally let someone else take credit for his building? That's surprising for an emperor. Lucas: It is. Hadrian was known for his love of Greek culture and his reluctance to be seen as a tyrant. He did the same thing with his villa at Tivoli — he didn't put his name everywhere. Anyway, the Pantheon's name means 'all gods' — it was a temple dedicated to all the Roman deities. And the design is a perfect circle under a dome, symbolizing the heavens. The oculus was the only source of light, connecting the temple to the divine above. Lucas: Now, how did this pagan temple survive when so much else was destroyed? That's one of the great stories of the Pantheon. In 609 AD, the Byzantine emperor Phocas gave the building to Pope Boniface IV, who converted it into a Christian church — Santa Maria Rotonda. That act of consecration saved it from the looters and stone-robbers who dismantled the Colosseum and other ancient structures. Luna: So becoming a church literally protected it for centuries. Lucas: Exactly. And because it was a church, it was maintained, renovated, and kept in use. The medieval period saw the Pantheon stripped of some of its bronze decorations — the original bronze roof tiles were taken to Constantinople, and later the bronze from the portico was melted down to make cannons and the baldacchino in St. Peter's. But the structure itself remained intact. Luna: Wait, the bronze from the Pantheon is in St. Peter's? Lucas: That's right. In the 17th century, Pope Urban VIII — the same pope who put Galileo on trial — had the bronze beams from the Pantheon's portico ceiling removed. They were used for Bernini's baldacchino in St. Peter's, the huge bronze canopy over the altar. The Romans had a saying: 'What the barbarians didn't do, the Barberini did' — a pun on Urban's family name, Barberini. So the Pantheon has been a source of materials, but also a model. Lucas: During the Renaissance, Brunelleschi studied the Pantheon's dome when he was designing the dome of Florence's cathedral. Michelangelo called it 'angelic, not human.' And Raphael, the great painter, wanted to be buried there. His tomb is inside the Pantheon, and his epitaph says: 'Here lies Raphael, by whom nature feared to be conquered while he lived, and when he died, feared to die herself.' Luna: That's beautiful. And the Pantheon is still a working church today, right? Lucas: Yes, Santa Maria Rotonda. Mass is celebrated there regularly. And every year on Pentecost, the fire department climbs up and drops thousands of rose petals through the oculus, symbolizing the descent of the Holy Spirit. It's a spectacular sight. So the Pantheon is this incredible link between ancient Rome, Christianity, the Renaissance, and modern life all in one space. Lucas: The architecture itself is a marvel. The dome is made of concrete that gets lighter as it goes up — the Romans used heavy basalt at the base, then lighter tufa and pumice near the top. The coffers — those recessed squares on the ceiling — originally held bronze rosettes, and they lighten the weight of the dome. And the thickness of the dome at the base is about six meters, tapering to just over a meter at the oculus. Luna: So the entire structure is perfectly balanced. Lucas: Exactly. The Roman engineers understood how to distribute the weight through the massive circular walls and the dome itself. The portico, with its sixteen granite columns, was originally approached by steps, but the ground level has risen over the centuries — you can see how the floor of the Pantheon is now several meters below the modern street level. When it was built, it was on a raised podium, like a traditional temple. Luna: It's amazing that we can still walk into a building that the ancient Romans built. Lucas: And not just walk into it — stand under the same oculus, see the same light, feel the same sense of awe. The Pantheon is almost unique in that. When you're inside, you're experiencing the same space that Hadrian himself would have known. It's a direct connection to the Roman Empire, and it's still alive.