Archaeologists are learning that ancient Preclassic Maya civilization of Central America was far richer and more sophisticated than previously believed. This National Geographic video travels with archaeologist Richard Hansen as he explores the Mirador B asin, the tomb of an ancient Maya king, a Maya mural and the Pyramid of Danta. Produced, written and directed by Graham Townsley; narrated by Gavin McFayden. Program begins 4 minutes into tape. Closed captioned.