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.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

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

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.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

A desert that evokes the surreal.

This red lake 4,000 meters above sea level is home to rare flamingos.

What was once a unique system of urban elevators is turning into a mechanical ruin.

Pivotal home of Nobel Prize winner Pablo Neruda.

These mammoth-yet-narrow crevasses in the Earth are perfect for taking an otherworldly swim.

Building this tragically pointless stone barrier cost the lives of the prisoners made to build it.

Since the 1700s, this old barrel has acted as a post box that relies on the kindness of travelers.

This large round boulder is said to emit spiritual power, but it may just be magnets.

In the Middle Ages, villagers would sound this stone trumpet to boost fertility and coax fish to shore.

This was once the center of the Birdman cult, and is now a World Heritage Site.

The world's most remote airport.

The largest stone moai on Rapa Nui.

This Costa Rican topiary park is a surreal garden of unearthly delights.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.