During Egypt’s pyramid age, a well-connected man named Wahtye died and was laid to rest in the vast royal cemetery that now occupies the desert west of modern Cairo. His colorfully decorated tomb, ...

Chichén Itzá, Mexico — At the spring and fall equinoxes, the setting sun casts serpent-like shadows along the northern stairs of El Castillo, or “the castle.” Built more than a thousand years ago by ...