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

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

Sleep in a glass pod dangling off a cliff.

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.

An unexpected desert oasis in South America.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

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

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 scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

Roam the cradle of the Cuban Revolution with life-sized dinosaurs.

An enormous, 30-story-deep hole in the middle of Guatemala City.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

Historic psychiatric asylum and most-filmed location in the Great White North.

One of the deepest blue holes in the world.

This isthmus in the Bahamas narrowly separates the roiling Atlantic from the cool Bight of Eleuthera.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

An underwater road considered a possible Atlantis location.