Meeting at the Moscow airfield of the American pilot Post, flying around the world. The city of Leningrad. The Chelyuskin icebreaker goes on a scientific expedition to the Arctic. The head of the expedition O. Yu. Schmidt, the captain of the icebreaker V. I. Voronin and other Chelyuskinites at the time of the ship's departure. The city of Sverdlovsk. Territory, workshops of the Ural Heavy Engineering Plant. Manufacturing processes. Finished products of the plant. Georgia. Collective farmers, pioneers collect the remaining spikelets on the mown field of the Dzhugeli collective farm. Debaltsevo railway station of the Southern Railway. Workers and engineer Efanov inspect the locomotive. Donbass. Delegates of the technical conference of the Komsomol-railroad workers at the exhibition inspect the models of railway equipment. Flight of the plane "Pravda" from Moscow to Leningrad and back on August 18, the day of the aviation show. The plane is in the air and at the airfield in Leningrad.