Arctic Circle level, although in mountainous regions there is often no direct view of the true horizon. Only four million people live north of the Arctic Circle due to the severe climate; nonetheless, some areas have been settled for thousands of years by indigenous peoples, who today make up 10% of the region's population. Tens of thousands of years ago, waves of people migrated from eastern Siberia across the Bering Strait into North America to settle. The largest communities north of the Arctic Circle are situated in Russia, Norway and Sweden: Murmansk (population 307,257), Norilsk (175,365), Tromsø (71,295), Vorkuta (59,231) and Kiruna
Naval War: Arctic Circle therefore in October 2013 the backend source code was released to the game community to allow self-support. "Naval War: Arctic Circle" takes place in 2030, throughout the North Atlantic, Arctic Ocean and the Baltic Sea. The game revolves around an imagined conflict in the Arctic Circle, where melting ice caps have opened up the region to exploitation for its raw materials. There are two differing single-player campaigns, narrated and played from Russian and NATO perspectives, and a 4-part tutorial. Additionally, one-on-one multiplayer gaming is possible through Steam services. The game environment consists of a 35 mil km map, and features