A film about four autonomous republics of the USSR-Tataria (TASSR), Yakutia (YaASSR), Bashkiria (BASSR), Abkhazia. Tataria. Kazan city. Volga river. Residents of the city on the streets, in squares. University building and auditorium, students in the classroom. Buildings of ancient and modern architecture. Students of one of the secondary schools in the classroom. Monument to M. Jalil. Meeting of the Supreme Council of the Tatar ASSR. Refinery. Kama Automobile Plant. Livestock complex. The movement of "KAMAZ". Taiga from a helicopter. Sea shore. Yakutia. [Northern Lights]. Reindeer husbandry. Artist A. N. Osipov at work. G. Yakutsk. Medical scientist, surgeon M. G. Borisov at work, at the operation. Yakutsk Branch of the Siberian Branch of the USSR Academy of Sciences. NV Chersky at work in the laboratory. Medium to close-ups of diamonds and gold nuggets. Deputy of the Armed Forces of Yakutia, excavator operator of the Yakutzoloto association N. Mukhin at work. Coal mining. Construction of the Baikal-Amur Mainline. Train movement. Bashkiria. City Ufa. Meeting of the Supreme Soviet of the Bashkir ASSR. Deputy N. Losev is receiving the population. Typography. Newspapers are printed in the Bashkir language. Book Shop. Customers in the store. Painting of wooden products at the arts and crafts combine. Folk holiday Sabantuy. Puppet show. Fragment of a children's play. Ballerina of the Bashkir Opera and Ballet Theater E. Kuvatova with her family members at a picnic by the fire (eating a barbecue); at a rehearsal in the theater. Bashkiria. City Ufa. Opera and Ballet Theatre. E. Kuvatova in the dressing room. Fragment of the ballet "Don Quixote". The audience applauds. Abkhazia. Mountain landscape. The chorus of centenarians is singing (synchronously). The city of Sukhumi. Types of streets, buildings, embankment. Sea. Valley. Tea harvesting. Vineyards. Institute of Experimental Therapy of the USSR Academy of Medical Sciences. Monkeys in aviaries. The employee feeds the monkeys. Director General of the Institute B. A. Lapin talks with experts from Hungary. Pitsunda resort. Sportsmen on water skiing. Vacationers on the beach. Waterfall. Caves with stalactites and stalagmites. Mountain road. The movement of pleasure boats on Lake Ritsa. Centenarians are speaking.