"Big Soviet Encyclopedia" is a huge multi-volume book encyclopedia that was created in the USSR over many years and was published in 65 volumes. Each volume of the encyclopedia was filled with important knowledge from various fields of science, technology, culture, history and much more. The uniqueness of the "Great Soviet Encyclopedia" was that it provided readers with information about the events taking place in the Soviet Union at the time of writing, as well as about various aspects of Soviet life. In addition, the encyclopedia featured articles on world history, prominent figures of culture and science, geography, religion, etc. "Great Soviet Encyclopedia" is an important source for preserving the history and culture of the former USSR.