St. Peter's BasilicaVatican City

St. Peter's Basilica in Vatican City is the world headquarters of Roman Catholicism and one of the largest churches in the world. Founded by Constantine the Great in 324, it stands over the tomb of Saint Peter the Apostle.

map of St. Peter's Basilica
Location map of St. Peter's Basilica, Vatican City.
map of St. Peter's Basilica
Aerial view of St. Peter's Basilica.