The film is dedicated to nature protection in Lithuania, protection of various natural monuments, flora and fauna; shows the participation of a modern person in work related to nature conservation: harvesting grain in the fields of one of the farms in Lithuania. Landscapes of Lithuania: forests, fields, lakes, rivers. Construction of roads, buildings, taking into account the preservation of the surrounding nature. View of a 1000-year-old oak, one of the marshes where beavers live. The ringing of birds by students-biologists, ornithologists on the lakes of Lithuania. Bison, deer, elk in the forests of Lithuania. Rest of tourists on the shore of one of the lakes. View of the Curonian Spit. Mounds in Kernavė.