Chile. Landscapes of the sea, desert, mountains. City of Santiago. Streets, buildings. Transport, pedestrian traffic. A military brass band is playing. The military are marching in formation. Sale of magazines and newspapers. Market. Trade in seafood, fish. The village named after Pablo Neruda. Residents of the village are of different sex and age at home. The village named after May 1st. Performance by the Chilean youth folklore ensemble. The ensemble performs a revolutionary song. Mining of copper ore in the Chukikamata open pit. Abandoned Pampa-Union saltpeter deposit. Chiu-Chiu village. Villagers. A herd of lamas. Copper smelter. Andes mountains. Sewill Copper Mines. Miners' settlement. Miners' strike. Attempted military coup in 1969. City of Santiago. Armed police, soldiers on the streets. Tanks. The military, led by General Vio, at the presidential palace. Crowds of workers on the streets of the city. Members of the Soviet youth delegation at the Sheremetyevo airport (Moscow) before flying to Chile; in Santiago, talking with students; visit workers' settlements, rural settlements, talk with workers and peasants. The delegation includes the poet L. Vasilyeva.