A beautiful example of 18th-century engineering still standing tall.

The world's first museum of its kind is packed with nostalgic relics of the past.

A 125-meter long "tribute to the Brazilian people."

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

Beautiful public park off the beaten path and away from tourists.

The crypts are so large they're basically their own underground church.

Padre Delgado, a leader in the fight for Salvadoran independence, is buried in this stunning Brutalist cathedral.

A Mexican Romeo-and-Juliet-esque legend has given this super-narrow alleyway a reputation for romance.

Diego Rivera's massive tiled fountain and failed infrastructure project.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.

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.

A fascinating little museum all about the rich history of Peru’s famous plant.

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

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

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.

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

An unexpected desert oasis in South America.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

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.

This industrial Art Nouveau gem is a historic hotspot for Mexican counterculture.

One of the oldest Christian churches still standing in the Americas, and almost certainly Mexico's oldest in continuous use.

A close look at the church's walls reveals pieces of Mexico's history.