The Mars Mystery: The Secret Connection Between Earth and the Red Planet

The Message of the Sphinx: A Quest for the Hidden Legacy of Mankind

Sign and the Seal: The Quest for the Lost Ark of the Covenant

Underworld: The Mysterious Origins of Civilization

Fingerprints of the Gods

Magicians of the Gods: Sequel to the International Bestseller Fingerprints of the Gods

Magicians of the Gods: Sequel to the International Bestseller Fingerprints of the Gods

Supernatural: Meetings with the Ancient Teachers of Mankind

Talisman: Gnostics, Freemasons, Revolutionaries, and the 2000-Year-Old Conspiracy at Work in the World Today

Gobekli Tepe: Genesis of the Gods: The Temple of the Watchers and the Discovery of Eden

War God: Nights of the Witch