The "Great Soviet Encyclopedia" is a large and authoritative publishing project of the last century, which was created over several decades and became a real treasure of knowledge for all lovers of education and science. In its pages, the encyclopedia covered a wide range of topics - from history and culture to science and technology. Great attention was paid to the description of political systems, geography, technical achievements and social phenomena. The "Great Soviet Encyclopedia" took an important place in the cultural life of the former USSR, contributing to the general development of education and knowledge. The publication was available to a wide audience and involved many outstanding scientists, writers and specialists of their time in the process of creating texts. "The Great Soviet Encyclopedia" is not only a source of knowledge, but also a unique cultural phenomenon, which has remained in history and the memory of generations as a symbol of genuine scale and depth of scientific knowledge.