A film about the Arctic scientific expedition on the steamer "Chelyuskin". The leader of the expedition is O. Yu. Schmidt, the captain of the "Chelyuskin" is V. I. Voronin. Members of the expedition at work, at the instruments. Drift of "Chelyuskin" in ice. "Chelyuskin" is crushed by ice in the Chukchi Sea. Camp of the Chelyuskinites. Rescue of members of the expedition by planes. Pilots: I. V. Doronin, M. V. Vodopyanov, M. S. Babushkin, A. V. Lyapidevsky, M. T. Stepnev, N. P. Kamanin, V. S. Molokov. Return of the rescued Chelyuskinites and pilots on the icebreaker, by rail. Solemn meetings in cities. Meeting of the Chelyuskinites in Moscow. On the podium of the Mausoleum of V.I. Lenin among those present - A.I. Mikoyan.