Geography of Russia , the Russian border is the world's longest. Along the 20,139-kilometer land frontier, Russia has boundaries with 14 countries: Norway, Finland, Estonia, Latvia, Lithuania, Poland (via the Kaliningrad Oblast), Belarus, Ukraine, Georgia, Azerbaijan, Kazakhstan, Mongolia, the People's Republic of China and North Korea. Approximately two-thirds of the frontier is bounded by seawater. Virtually all of the lengthy northern coast is well above the Arctic Circle; except for the port of Murmansk—which receives currents that are somewhat warmer than would be expected at that latitude, due to the effects of the Gulf Stream—that coast is locked in ice much of the
Arctic Norway Arctic Norway Arctic Norway () comprises the northernmost parts of Norway that lie above the Arctic circle. Norway, being one of the most stretched-out countries in the world, reaches from approximately 58°N to 81°N, so large parts lie north of the Arctic circle at 66°33′. Arctic Norway consists of four geographically separated parts: The Arctic circle crosses mainland Norway at Saltfjellet, which separates Helgeland from the northern part of Nordland county. Thus about half of the county lies north of the Arctic circle, along with the whole of Troms and Finnmark counties. The total area of mainland Norway above the