北极冰原广袤无垠，寒风呼啸，极光闪烁，蝉鸣沉寂，静谧中孕育生命。丹麦四级的电影在线观看

　　The beginning of the 1960s, a period of aggravation of the confrontation between the USSR and the USA. In the most difficult weather conditions and with malfunctions on board, the first Soviet nuclear submarine K-3 sets off for a hike under the ice of the Arctic Ocean in order to surface exactly at the North Pole.