The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

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

A monument to the conquistador became increasingly controversial in the very city that he founded.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

This 16th-century monastery was founded to cloister the daughters of wealthy local families.

On this tiny spot of land in the middle of Lake Titicaca the only ones who do the knitting are the men.

The Uros people live on floating reed islands in lake Titicaca.

An Inca spa, military outpost or maybe… both?

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

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

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

Death rituals and sacrifice inside a Peruvian megalith.

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

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

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

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

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.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

Constructed on the ruins of a convent, this tower saved countless lives.

The evolution of a simple creek cutting its way through an ochre mountain side.

Large enough to house an internal gift shop.

Native Australian lizards inhabit this garden celebrating Sydney and its sister city in China.

One of the first big sculptures anywhere in Australia.