Lake Inari Lake Inari Lake Inari (, , , , , ) is the largest lake in Sápmi and the third-largest lake in Finland. It is located in the northern part of Lapland, north of the Arctic Circle. The lake is above sea level and it is regulated at the Kaitakoski power plant in Russia. The freezing period normally extends from November to early June. The best-known islands of the lake are Hautuumaasaari ("Graveyard Island"), which served as a cemetery for ancient Sami people and Ukonkivi ("Ukko's Stone"), a historical sacrifice place of the ancient inhabitants of the area. There are over
Arctic Circle occur, in principle, exactly once per year: at the June and December solstices, respectively. However, because of atmospheric refraction and mirages, and also because the sun appears as a disk and not a point, part of the midnight sun may be seen on the night of the northern summer solstice up to about 50 minutes (′) () south of the Arctic Circle; similarly, on the day of the northern winter solstice, part of the sun may be seen up to about 50′ north of the Arctic Circle. That is true at sea level; those limits increase with elevation above sea