Top 7 Catholic cathedrals in Moscow and St. Petersburg

The Church of Saint Catherine of Alexandria is one of the oldest Catholic churches in Saint Petersburg and, indeed, Russia. It is located at 32-34 Nevsky Prospekt. It is shaped like a Roman Catholic cross and features a transept crowned with a dome. The church is 44 meters long, 25 meters wide and 42 meters tall. The church has a total capacity of nearly 2,000 people.