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

Hundreds of mummies in a silent room, some with eerily pained expressions preserved on their faces.

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

This Peruvian bone silo lined with hanging human skeletons and hundreds of skulls is topped with a remarkable Michelangelo replica.

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

One of the most remote lodges in the Amazon offers rare wildlife encounters and undisturbed views of the Peruvian rainforest.

A jungle cave in Peru of unknown depths, otherworldly sounds, and strange nocturnal birds that navigate by echolocation.

A colorful Peruvian city of the dead.

The world's fifth tallest waterfall is a spectacular silver chute of water that cuts through the cloud forest in northern Peru.

One of the world's tallest waterfalls wasn't revealed to the world at large until 2006.

An unexpected desert oasis in South America.

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.

An art museum with an eclectic design and a scandalous past.

The Sun, Moon, and stars peacefully coexist with animals, humans, and their tools at this surprising sculpture park.

As one of the world's largest hydroelectric dams this plant took two countries to get built.

One of the few places in the world where visitors can walk alongside fossilized tracks from 80 different dinosaur species.

A stunning Catholic cathedral built by a curve-loving communist in Brazil’s newly created capital.

Henry Ford's failed rubber plantation in the middle of the Amazon rain forest.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This giant Christ took first place in South America's religious arms race.

Thousands of fossilized footprints speckle this Bolivian national park.

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

A mysterious ancient network of thousands of perfectly straight lines stretching across miles of Bolivian desert.

Mountain of unimaginable riches that bankrolled the Spanish Empire, complete with its own underworld god.