The Papal Basilica of Saint Peter, is a Late Renaissance church located within the Vatican City. Saint Peter's Basilica has the largest interior of any Christian church in the world. Read more.
The basilica itself stands over the remains of the Castra Nova equitum singularium, the 'new fort' of the imperial cavalry bodyguard. Read more.
The church is also called Our Lady of the Snow, a name given to it in the Roman Missal from 1568 to 1969 in connection with the liturgical feast of the anniversary of its dedication on 5 August. Read more.
The basilica was founded by the Roman Emperor Constantine. Read more.