1 syuzh. Construction Nurek hydroelectric power plant on the Vakhsh River in Tajikistan. Pioneer Camp "Mountain Tale" (Pamir). Children swimming in the pool, paint, go over the bridge. Gorge. 2 syuzh. Pioneers of the mountain village Dmitriev Vladimir region. mowing grass, repair harvester. The boy behind the wheel of the combine. The children gather mushrooms, berries, galloping horses, fish. 3 syuzh. Young naturalists Leningrad Palace of Pioneers in the North Sea island of Harley. Bird Island. The nature of the North. Children see algae, wear helmets, climbed on the rocks, ringed birds, the master of charms. 4 syuzh. The banks of the River Pechora. Pechora-Ilych State Nature Reserve. Children fed elk. Girl milks elk feeding calves. Children playing with the calves.