First Half: Geophysicist and explorer Dr. Jan Francke joins George Noory to discuss his work with modern ground penetrating radar and how it allows us to peer beneath the Earth's surface to uncover hidden chambers, lost structures, and ancient secrets buried for millennia.

Second Half: Author, scientist, and explorer Michael Tellinger presents his research on the ancient civilizations of South Africa, including the possible origins of humankind, the Anunnaki presence, gold mines, and ruins. He'll delve into the geological mysteries among the ruins and the ancient advanced technology.