Archaeologists have uncovered an extensive spread of ice-age rock art in the Colombian Amazon, composed of thousands of images depicting mastodons, giant sloths and other extinct creatures, and presumably the lives of the people that recorded these very scenes. Painted in vivid, earthy ochre on the hills above three rock sheltersread more

Archaeologists in Peru have uncovered a previously-undiscovered member of the Nazca Line family: the image of a giant cat, etched into the side of a hill initially intended to be the site of a new tourist path. This formidable feline joins a menagerie made up of birds, monkeys, fish, reptiles, andread more