City center, Nikolskaya Sopka, Kultuchnoe lake.

Petropavlovsk-Kamchatsky (Russian: Петропа́вловск-Камча́тский, tr. Petropavlovsk-Kamchatskiy, IPA: [pʲɪtrɐˈpavləfsk kɐmˈtɕatskʲɪj] (listen)) is a city and the administrative, industrial, scientific, and cultural center of Kamchatka Krai, Russia. Population: 179,780 (2010 Census); 198,028 (2002 Census); 268,747 (1989 Census).

The Siege of Petropavlovsk was a military operation in the Pacific Theatre of the Crimean War. The Russian casualties are estimated at 115 soldiers and sailors killed and seriously wounded, whilst the British suffered 105 casualties and the French 104.