Featured image: Stelae 12 and 13 from Monte Alban. These two stelae contain what is thought to be one of the oldest calendar signs (calendrics) from Mesoamerica. CREDIT: Taken from the Japanese Wikipedia: Thanks to Siyajkak! SOURCE: Wikipedia Commons. (This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license).
From Fox News Latino
Ceremony heralds end of era in ancient Mayans’ calendar.