INTRODUCTION: ANCIENT ALIENS—EXPLAINING THE THEORY
Timeline of Space and Civilization
How Do We Know What Aliens Look Like?
Where Did Ancient Aliens Come From?
Ancient Alien Encounters … Documented?
The Mission: Why Would Ancient Aliens Come to Earth?
Evidence File: Incredible Ancient Structures
Evidence File: Secrets of the Pyramids
Evidence File: Billboards for the Sky Gods
Evidence File: The Great Serpent Mound—An American Mystery
Evidence File: Did Ancient Ancestors Have Airplanes?
Evidence File: Underwater Worlds and Lost Lands
PART THREE: Aliens in our Time
The Cosmic Energies of Crystal Skulls
Legendary Monsters—They Came From Outer Space?