Lidar showed ancient buildings that played the role of the sacred Mayan calendar

(ORDO NEWS) -- An international team of archaeologists using aviation lidar discovered very special structures

Pyramid reveals evidence of Mayan calendar used to predict the end of the world

(ORDO NEWS) -- In Guatemala, in the ruins of a collapsed pyramid, archaeologists have found

Archaeologists have found probably the earliest evidence of the existence of the Mayan calendar

(ORDO NEWS) -- Archaeologists in Guatemala have unearthed what is probably the oldest evidence of