What is the biggest church in Rome?
Reference no. The Basilica of Saint Mary Major (Italian: Basilica di Santa Maria Maggiore, Italian pronunciation: [ˈsanta maˈriːa madˈdʒoːre]; Latin: Basilica Sanctae Mariae Maioris), or church of Santa Maria Maggiore, is a Papal major basilica and the largest Catholic Marian church in Rome, Italy.