Note the Black Mayan dignitary sitting to the left
Archaeologists working at the Xultun ruins of the Mayan civilisation have reported striking finds, including the oldest-known Mayan astronomical tables.
The site, in Guatemala, includes the first known instance of Mayan art painted on the walls of a dwelling.
A report in Science says it dates from the early 9th Century, pre-dating other Mayan calendars by centuries.
Such calendars rose to prominence recently amid claims they predicted the end of the world in 2012…
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