Petropavlovsk-Kamchatsky is the 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 city is situated on high hills and surrounded by volcanoes. The surrounding terrain is mountainous enough that the horizon cannot be seen clearly from any point in town. Across Avacha Bay from the city is Russia's largest submarine base, the Rybachiy Nuclear Submarine Base, established during the Soviet regime and still used by the Russian Navy. The city is located 6,766 kilometers (4,204 mi) from Moscow and about 2,220 kilometers (1,380 mi) from Vladivostok.