The Devil’s own choice when he needs a drink in Brussels.

This unusually shaped mountaintop tower looks like a UFO floating over the city.

Go inside to really appreciate this 500-year-old technological masterpiece.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

A taxus-tree to which Julius Caesar reputedly tied his horse.

The foundations of a forgotten fortress, wedged in between two streams.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

A moving memorial to the fallen and missing from WWI trenches.

Ancient snack bar of the Roman Empire re-opened.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

A contemporary art installation housed within a Gothic cathedral.

A swing to dangle you off the very edge.

A dangling church built over a Colombian gorge.

Only gap in the 30,000-mile span of roads called the Pan-American Highway.

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

An unexpected desert oasis in South America.

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

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

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.

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

This red lake 4,000 meters above sea level is home to rare flamingos.