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

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

An Inca spa, military outpost or maybe… both?

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

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

Mystic Incan rock piles three miles above sea level.

An Archaeological Wonder of Peru, and the largest stone ruin site in the New World.

Did Inca children also slide down these smooth rocky slopes above Cusco?

Death rituals and sacrifice inside a Peruvian megalith.

Huge stone depressions which may have acted as an Incan agricultural experiment.

An unexpected desert oasis in South America.

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

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 swing to dangle you off the very edge.

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

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

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

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

A turquoise lake within a volcanic crater.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A vast, otherworldly collection of Buddhist stupas.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Two identical statues by Fernando Botero, one blown to pieces in a terrorist bombing, the other donated as a gift for peace.