The Mayan Prophecies Unlocking the Secrets of a Lost Civilization

Who were the Maya? How were these ancient astronomers able to precisely measure time over thousands of years? What happened to the Mayan civilization? Gilbert and Cotterell, both scientists and writers, unlock the mysteriesof the May a, explore their beliefs, and reveal their accomplishments in this international bestseller--now in paperback. of color plates. Illustrations and charts.