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

The elaborate crypt where Peruvian heroes of the War of the Pacific were laid to rest.

It took 82 years and four different plaques to finally get the story right.

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

An Inca spa, military outpost or maybe… both?

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

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

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

Now containing the bones of the actual conquistador, instead of someone else.

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

A fascinating little museum all about the rich history of Peru’s famous plant.

Did Inca children also slide down these smooth rocky slopes above Cusco?

The remains of what was the most important religious complex in coastal Peru for over a millennium.

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.

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.

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

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

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

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

One of the world's richest men bought this former paper factory and transformed it into a mall.

This Parisian café sticks almost exclusively to an ethos of reuse.

This too-low North Carolina railroad trestle is still a notorious big rig executioner.