A once grand hotel now sits eerily abandoned in the Catalan countryside outside Barcelona.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

Mountain where Jesus was first tempted by the Devil.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A plaque on the side of a parking garage marks the burial place of a great Ottawa chief.

Once the tallest building in Detroit, this Gothic church houses some of the oldest stained-glass windows in the country.

The collection of ceremonial and cultural objects spans many countries and hundreds of years.

One Confederate statue that accurately reflects the ugliness of its subject.

A heartwarming message to those entering and departing Music City from above.

Detroit’s downtown castle is one of the oldest structures in the city.

The building is topped by a Statue of Liberty statue whose torch has stayed burning since the museum opened.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

A series of abstract sculptures pop up from an otherworldly volcanic landscape.

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

The burial place of some of Mexico's most prominent residents is full of macabre stories and hidden masonic symbols.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

A museum in the former home of Marxist revolutionary Leon Trotsky.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

A quirky and charming restaurant founded by artists.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.