Murmansk is a port city and the administrative center of Murmansk Oblast in the far northwest part of Russia. It is the world's largest city north of the Arctic Circle and sits on both slopes and banks of a modest fjord, Kola Bay, an estuarine inlet of the Barents Sea, with its bulk on the east bank of the inlet. The city is a major port of the Arctic Ocean and is about 100 kilometres (62 mi) from the border with Norway, 180 kilometres (110 mi) from the border with Finland and 1,930 kilometres (1,200 mi) from Moscow.