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

The Incas turned this ancient Wari aqueduct into an imposing defensive gate.

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.

Mystic Incan rock piles three miles above sea level.

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

After a battle with Congress, Webb C. Hayes installed the gates of the White House on the fence of his father's Presidential Library and Museum.

This archaeological museum in one of Peru’s most intriguing regions exhibits ancient artifacts from the Nazca civilization.

This unimaginably large pile of sand near Nazca is one of the tallest dunes in the world.

The sophisticated hydraulic system of the Nazca civilization.

These overlooked ruins give an intimate look at the Inca Empire's urban planning prowess.

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 metal tower in the desert provides views of a handful of Nazca geoglyphs.

An unexpected desert oasis in South America.

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

This stone complex marks the urban center of a lost civilization.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

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

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

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

The large collection of pre-Columbian pottery might make you blush.

Spectacular 300-foot cliffs in a lush mountain canyon.

An unconventional monument to one of America's largest landowners.

Four ionic columns from the Treasury Department building ended up in a park in Nebraska.