One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

This remarkable museum sprung from one of the most important prehistoric archaeological sites in the world.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

An Inca spa, military outpost or maybe… both?

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

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

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.

White llama terraces dazzle in Peru's "other Machu Picchu."

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

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

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

A natural swimming hole that was once a ceremonial center for Mayan priests.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.

These roaring primates were considered a divine creature in the cosmology of the Maya.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.