Icebreaker "I. Stalin" in the Leningrad port before sailing on the first voyage to the Arctic. The captain of the icebreaker V. I. Voronin gives the command to the microphone. Icebreaker engine room. The icebreaker is on the way. The crew of the icebreaker in theoretical classes. Crew members play chess and dominoes, read the newspaper "Stalinets". View of the settlement of polar explorers at Cape Chelyuskin. Meeting of the icebreakers "I. Stalin" and "Ermak". The team of the icebreaker "I. Stalin" at lunch. Polar bear on an ice floe. The team is watching the bear. The captain of the icebreaker makes entries in the logbook. Sunset over the sea. The icebreaker "I. Stalin" is heading back.