The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

Death rituals and sacrifice inside a Peruvian megalith.

An Inca spa, military outpost or maybe… both?

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

A Christian monastery stands on what was once a holy Incan temple.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

Huge stone depressions which may have acted as an Incan agricultural experiment.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

In the upscale neighborhood of Miraflores in Lima, a pretty little park is home to dozens of cats.

The highest tropical mountain range in the world is in Central Peru, home to a vast array of exotic and quirky plants and animals.