Mayan daykeeper Hunbatz Men reveals the multi-calendar system of the Maya that guided the lives of his ancestors and how it can guide us today • The first boo

This volume offers new calendrical models and methodologies for reading, dating, and interpreting the general significance of the Madrid Codex. The longest of t

By 1,800 years ago, speakers of proto-Ch’olan, the ancestor of three present-day Maya languages, had developed a calendar of eighteen twenty-day months plus a