A colorful Peruvian city of the dead.

Tucked behind the Institute of Neurological Science down a decrepit street resides the largest display of human brains in Latin America.

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

Ancient Peruvian fertility temple or modern money-making hoax? Either way these monoliths still look like penises.

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

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

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.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Death rituals and sacrifice inside a Peruvian megalith.

Thousands of volcanic rocks carved 1,000 years ago.

Art school in the Amazon: Drugs, nature and sustainable agriculture.

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

An abandoned Incan construction project left behind a mysterious "doorway."

Astronomical observatory above Lake Titicaca.

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

Bolivia's needle-like rock formations.

Museum dedicated to the sacred leaf of the Andes.

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

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

A seemingly endless landscape of pure salt stretches far across Bolivia.

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

This red lake 4,000 meters above sea level is home to rare flamingos.

Pivotal home of Nobel Prize winner Pablo Neruda.