The Extreme North or Far North (Russian: Крайний Север, Дальний Север) is a large part of Russia located mainly north of the Arctic Circle and boasting enormous mineral and natural resources. Its total area is about 5,500,000 square kilometres (2,100,000 sq mi), comprising about one-third of Russia's total area.[1] Formally, the regions of the Extreme North comprise the whole of Yakutia, Magadan Oblast, Chukotka Autonomous Okrug, Kamchatka Krai and Murmansk Oblast, as well as certain parts and cities of Arkhangelsk Oblast, Komi Republic, Tyumen Oblast, Krasnoyarsk Krai, Irkutsk Oblast, Sakhalin Oblast, Khabarovsk Krai, as well as all islands of the Arctic Ocean, its seas, the Bering Sea, and the Sea of Okhotsk.