text: The Rise and Fall of the Mayan Empire NASA scientists are using space satellites to unravel one of the great mysteries of the ancient world.  The long-lost secrets they're discovering could help modern people in Central America avoid the fate of the Maya.
inputs: The Rise and Fall of the Mayan Empire NASA scientists are using space satellites to unravel one of the great mysteries of the ancient world.  The long-lost secrets they're discovering could help modern people in Central America avoid the fate of the Maya.