Funeral in Khabarovsk border guards Petukhov and Tsyrkin, who died defending the Soviet Far Eastern border from Chinese aggressors. Ussuriyskaya railway. Border guards of the Special Far Eastern Red Army during combat training, on vacation. Construction of a hydroelectric power station on the Na river in the Zhigulevsky mountains. Geologists are conducting exploration work. North Ossetia. Start-up of a new ore processing plant of the lead-zinc plant in Mizura: delivery of ore from the Sadozh mines, supply of ore to the factory. Demobilized Red Army soldiers of the Central Airfield are engaged in collective farm courses. Sports water festival on the Moskva River: speedboats are racing, athletes on aquaplanes. Expedition of the Kulturfilm Sovkino factory to the foot of the volcano - Klyuchevskoy volcano. Director of "Sovkino" Alexander Arkadyevich Litvinov and cameraman Pavel Mikhailovich Mershin are filming.