Atop the peak of Huayna Picchu, which can be visited by only 400 people per day, lies an unseen cave known as Templo ... on mentalfloss.com as 13 Amazing Facts About Machu Picchu.

Probably there are very few if any towns in Arizona that can boast of the interesting surroundings ... the ancient cave dwellings, and the well-known bottomless pits. Here the every whim of ...