St. Vladimir's Cathedral, Sevastopol
St. Vladimir's Cathedral (Russian: Владимирский собор) is an Orthodox church in Sevastopol which was built in the aftermath of the Crimean War as a memorial to the heroes of the Siege of Sevastopol (1854–1855).
Source: Wikipedia — St. Vladimir's Cathedral, Sevastopol (CC BY-SA 4.0)