Landscapes of the Baltic Sea; rivers: Neman, Shchara, Dnieper. The movement of ships and boats on the sea, rivers. Seagulls over water. Storks in the nest, in flight. Bison in Belovezhskaya Pushcha. Lithuania. Klaipeda city. Sea port. Kaunas city. Kaunas hydroelectric power plant. Belarus. Construction of the Grodno hydroelectric power station. Polesie. The woods. Swamps. Fishermen catch fish with nets. Ukraine. Construction of the Kiev hydroelectric power station.