Robert Clotworthy
George Noory Robert Clotworthy Jonathan Young
Robert Clotworthy Giorgio Tsoukalos David Childress
Robert Clotworthy Giorgio A. Tsoukalos David Childress Robert R. Cargill Michael Cremo Erich Von Däniken George Noory Sara Seager Robert Bauval Philip Coppens
Robert Clotworthy Giorgio Tsoukalos David Childress Jonathan Young
Mike Bara Edwin Barnhart David Childress Andrew Collins Michael Dennin Robert H. Frisbee Logan Hawkes William Henry
David Silver
