A Christian monastery stands on what was once a holy Incan temple.

Mystic Incan rock piles three miles above sea level.

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.

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

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

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.

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

One of the world's most advanced radio observatories sprawls across the Atacama Desert.

You can swim in these highly salty, mesmerizingly blue lakes in the Atacama Desert.

An epic sculpture depicting a wagon and straining oxen.

The most southern point you can drive to in the Western Hemisphere.

A bright little alley in La Boca is a part of tango history.

This public elevator links the lower city to the upper city of Salvador.

This attraction is devoted to the wonders of steam power and features a replica of one of its most public disasters.

An enigmatic mural hiding in plain sight in one of São Paulo's busiest metro stations.

An obelisk marks the exact center of the continent, as per the calculations of the legendary Brazilian explorer Cândido Rondon.

A Tudor-style castle in Brazil holds one of the world's largest armory collections.

This striking, two-toned confluence of rivers is visible from space.

This singular art museum in São Paulo is unique inside and out.