The Book of Secrets is dedicated to amazing mysteries and unsolved secrets of history. Its author, the famous modern writer and traveler Boris Vorobyov, investigates the death of Tsarevich Dmitry and the origins of Grigory Otrepyev, the “Testament of Peter I” and the fate of Princess Tarakanova, details of the deaths of civil war heroes Nikolai Shchors, Vasily Chapaev, Grigory Kotovsky and many other complicated historical “cases” "; reveals fascinating facts and tells mysterious myths about the golden belt of Dmitry Donskoy, the “treasures of Troy”, the crown of the Scythian king Saitafarnes, the idol of the northern peoples - the Golden Baba. A separate chapter is devoted to various mystical phenomena, including inexplicable incidents that occurred in the life of the author himself - strange signs, mysterious night visions, amazing coincidences and unusual encounters.