For many centuries, people cannot do without the belief that they exist for something. As thinking beings, we internally protest against the fact that we were born to simply eat, sleep, procreate and die. Man is created for more. We feel it and seek confirmation. This is the basis of all religions and beliefs. The book will be of interest to those who want to learn about the religion that a huge part of Russians consider theirs, that is, Orthodoxy. It describes the history of the emergence of one of the world cultures - Orthodoxy.