An unusual and beautiful form of mass transit serves the city's steepest neighborhoods.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

The Andean town where every single building is decorated with a brightly colored frieze.

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

In La Paz's huge, city-sized cemetery, the deceased are stored in rows of apartment-like buildings.

The soaring gondola lines form the longest aerial cable car system in the world.

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

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.

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

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

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

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

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

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

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

An unexpected desert oasis in South America.

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.

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.

"Holy Wisdom" overlooks the city that became its namesake.

Climb inside an iron crystal magnified 165 billion times its normal size.

Along the edge of this fountain are 365 smaller fountains that represent the days of the year.