as the sun’s movement casts ever-changing, perhaps cosmologically significant patterns of light and shadow. Both inside and outside, the pyramid is covered in reliefs, some of which were ...

(Getty Images)| In Mexico's ancient city of Teotihuacán – a UNESCO World Heritage Site that once boasted a population of more than 125,000 people – visitors will find the Pyramid of the Sun.

The green mask was found at the The Pyramid of the Sun, in southern Mexico, is part of a famous ... "What can be found inside them will help unravel the relationship this ancient metropolis ...