"Big Soviet Encyclopedia" is an encyclopedia of general knowledge, covering a wide range of topics from history, geography and science to culture and art. This is a large-scale publication that was created with the aim of preserving and spreading knowledge about the world among a wide range of readers. Each article in this encyclopedia is complemented by a comprehensive description and explanation of the subject and includes illustrations, diagrams and cartographic materials for a better understanding of the subject. The "Great Soviet Encyclopedia" became one of the most important and popular sources of knowledge for Soviet citizens in the past and can be considered a valuable document of history.