Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

Documentary series that explores the pyramid fields and ancient temples in Egypt as well as ancient megalithic sites around the world looking for clues to matriarchal consciousness, ancient knowledge and sophisticated technology in a Golden Age.

Hosted by Charlton Heston, it explores the possibility that the Sphinx maybe older than expected. John Anthony West examines that water erosion on the Sphinx can pre-date it to 10,000 years old?. Other mysteries such as how they moved 200 ton stone blocks to build the pyramids, the secret chambers under the Sphinx and the links to the pyramids that are suggested on Mars.