Characteristic of this system is the cyclical nature, with the Mayan calendar featuring three common cycles: the Long Count, Tzolk’in (260-day) and the 365-day, solar-based Haab’. Combined ...

Researchers have long believed this calendar was associated with ... one planet,” the authors write, “the Maya astronomers who created the 819-day count envisioned it as a larger calendar ...

The ancient Maya, a civilization that thrived in Mexico and Central America centuries ago, kept accurate calendars; one of them marks the end of a 5,126-year cycle, or the Long Count, on December 21, ...

This event happened 99 days before the "period-ending" Maya Long Count date of 9.14.0.0.0. Just as we do, the Maya felt "round number" jubilees and ends of decades were important. Here the royal ...

The Mayan civilization, based in modern day Mexico and Central America, reached its height from 300 AD to 900 AD and had a talent for astronomy Its Long Count calendar begins in 3,114 BC ...