Training of crews at the naval base in Polyarny: Soviet submariners of the Red Navy are practicing actions at the signal “Air Raid Alarm” during the Great Patriotic War of the Russian Nation.
To the left of the Soviet submariners is the Northern Fleet S-102 submarine, to the right the L-20 (Leninets).
Location: Polyarny, Murmansk region, USSR
Time when the photo was taken: 1943