Moscow city. Kremlin. Opening of the XI International Gas Congress in the Column Hall of the House of the Unions. Speakers: Deputy Chairman of the Council of Ministers of the USSR M. T. Efremov, A. N. Kosygin, Minister of Gas Industry A. K. Kortunov, Trofimuk, Paton, foreign representatives: Chefis (Italy), Anzai (Japan), Nosikas (USA) and others. Among the participants is the geologist Y. Ervier. Exploration of gas-bearing regions in Tyumen. The car on the track in the tundra. Yu Ervier is flying in an airplane, traveling in a car. Snowy taiga. Drilling wells. Opening of the Intergas-70 exhibition at the Exhibition of Achievements of the National Economy. Opened by M. T. Efremov. A. Kortunov speaking. The cameraman is filming. Congress participants at the exhibition. Get acquainted with Moscow; in the cabin they fly to the gas fields. Delegates to the fields: Shebelinskoye - Ukraine, Gazli, Central Asia - Center, sections of the gas pipeline in Georgia, Armenia, Samarkand. Farewell banquet of the congress participants.