VATICAN - Mégastructures au cœur de Rome

If the Vatican has all the makings of a micro-territory, in less than two thousand years, it has not only become a spiritual beacon for billions of Catholics but also an exceptional treasure of world heritage. Everything was built around a crucial location: the tomb of the Apostle Peter. A modest tomb that would trigger a series of grandiose constructions. Beginning with the first basilica built during Antiquity. To succeed it, the architects were even more ambitious. The new St. Peter's will be the largest church in the world. But its construction is a technical puzzle.