Special issue of the newsreel about the atomic icebreaker "Lenin". The movement of the icebreaker "Lenin", a caravan of ships. The movement of the nuclear-powered icebreaker "Arktika". A helicopter on the deck of the Lenin icebreaker. Members of the icebreaker's crew on watch, at the instruments, including Captain B. M. Sokolov. Icebreaker cabins and work rooms. Ice, a seal on an ice floe.