A glyph representing a day called “7 Deer” on mural fragments dating from the third century BC found inside the ruins of a pyramid in Guatemala marks the earliest-known use of the Maya calendar, one ...
Archaeologists found the calendar fragment among a total of 249 pieces of painted plaster and painted masonry block. Photograph by Karl Taube / Courtesy of the Proyecto Regional Arqueológico San ...
The calendar, rooted on observations of the movements of the sun, moon and planets, was based on a ritual cycle of 260 named days. The 260-day calendar, called the tzolk’in, was one of several ...