Explore Rainbow Mountain, a striking geological formation located in the high Andes near Cusco, Peru. Also known as Vinicunca ...

At about 4,800 meters, or nearly 15,800 feet, above sea level, Cerro Rico towers over the city of Potosí, in Bolivia’s ...

Braving bone-chilling temperatures and rifle-armed poachers, their goal is to protect the snow leopards’ prey and habitat.

Get Saguaro information, facts, photos, and more in this Saguaro National Park guide from National Geographic.