Cathedral of the Assumption of the Blessed Virgin Mary was a Catholic cathedral in the city of St. Petersburg from 1873 to 1926 and the residence of Metropolitan of Mogilev, the head of the Catholic Church in the Russian Empire. Administratively it belongs to the North-West region Catholic Archdiocese of Moscow, led by Archbishop Metropolitan Paolo Pezzi. Cathedral is closed to the building from the street, which is Russia's only Catholic seminary Mary Queen of the Apostles.
The Cathedral has regular concerts of sacred music and is situated south of the Polish Garden.
Coordinates 59°54'59.86" N 30°18'43.658" E