Books
Audiobooks
2012: Mayan Prophecy (Unabridged)
2009
The Ancient Alien Question: From UFOs to Extraterrestrial Visitations (Unabridged)
2013
Secret Societies & Spirituality: Templars, Freemasons & The Path
2009
Ancient Alien Question, 10th Anniversary Edition : An Inquiry Into the Existence, Evidence, and Influence of Ancient Visitors
2021
The Ancient Alien Question : A New Inquiry Into the Existence, Evidence, and Influence of Ancient Visitors
2011
The Lost Civilization Enigma : A New Inquiry into the Existence of Ancient Cities, Cultures, and Peoples Who Pre-Date Recorded History
2012