The Basilica of Saint Peter is located within the Vatican City. It occupies a "unique position" as one of the holiest sites and as "the greatest of all churches of Christendom". The Apostolic Palace, also called the Sacred Palace, the Papal Palace or the Palace of the Vatican, is the official residence of the Pope in the Vatican City.

St. Peter's Church and Vatican Palace, Rome

The Basilica of Saint Peter is located within the Vatican City. It occupies a "unique position" as one…