This captivating book dives into the mystique and enigma surrounding these lost cities, revealing hidden knowledge passed down through diverse cultures and ages. Delve into the gnostic mysteries, from ancient Egypt to Europe and North America, unraveled and shared through mystical, selective, and secretive schools like the Pythagorean Brotherhood. Explore how these secrets infiltrated renowned societies such as the French Order of the Knights Templar, Portuguese Order of Christ, British Freemasonry, and German Rosicrucianism, all in pursuit of enlightenment and liberation.