Their cities were carved of stone. Built to last. Their society was unusually advanced. Destined for glory. Then, suddenly, the Mayan and Incan cultures disappeared. In Empty Cities, you'll explore silent citadels left behind on scattered mountaintops. And uncover evidence of remarkable achievements in medicine and mathematics, engineering and astronomy. But more importantly, you'll see how the Mayan and Incan people's mysterious decline symbolizes man's futile efforts to solve life's problems without God.