This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

Cathedral carved out of salt, located a mile below the earth's surface.

Enchanting cave with a river crashing through the roof.

An ancient Incan convent on Lake Titicaca's Island of the Moon.

A desert that evokes the surreal.

Largest site of dinosaur footprints ever found includes more than 5,000 tracks.

A valley of unique erosion patterns lends to a view like nothing on Earth.

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

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

A small, emotionally charged room inside the Mario Testino Museum dedicated to Princess Diana and one famous photo shoot.

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

This set of mysterious petroglyphs in the Peruvian jungle could shed light on centuries-old activities in the region.

After an epic flood washed away its enslavers, this city has been part ghost town, part cultural wildcard for the past three centuries.

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

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

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

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

A pretty park of over 1,600 olive trees that grew from just three saplings brought over from Spain.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

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

An Ecuadorian haberdashery that sets the record straight about the so-called "Panama" hat.

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

This museum’s collection includes rescued birds, fine art, and a collection of shrunken heads.

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