Long lost civilisations

Night wasn't that young any more. Incredible stories were peeping through fissures in reality. Ghosts of the past were walking side by side with the mortals and nothing at all was certain. Those two fellows appeared out of nowhere. One of them was a stocky chap. The other was very, very short. They didn't want a lift. At that time of a night strangers seem to be like brothers, so those two basically stopped for a bit of a friendly conversation. After a while somebody asked them where were they from. "Peru!" - explained the stocky one. Then sniggered, pointed out his very, very short friend with a finger and added jeeringly: "Inca!"