One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

One of the tallest statues in the world, and the tallest statue of a goddess in Japan.

A dramatic art installation features a BMW flying out of a building in Rotterdam.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

A strangely curved lamppost stands tall over this avenue in Rotterdam.

Inside a busy metro station, an impressive mural depicts the prehispanic city of Tenochtitlán.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

These hellish-looking cliffs in the Canadian Arctic have been burning for centuries.

The world’s tallest outdoor lift stretches along the stone pillars that inspired the floating mountains in the movie “Avatar.”

The F1 Mexican Grand Prix circuit goes right through the middle of this old baseball stadium.

This unusual monument shows a naked Simón Bolívar stripped of clothing, medals, and swords.

The first (but not only) upside-down house in Germany.

The last resting place of the famous Native American princess is marked by a haunting monument.

Four giant movable street lights decorate this modern Rotterdam square.

One of the largest busts in the world celebrates the German city's erstwhile namesake.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

A small alleyway lined with locally drawn scenes of nostalgic anime and cartoon characters.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

This charming pup is meant to celebrate the youth and stubbornness of the city's students.

This nonsensical smiling boat shuttles passengers between two places they could've easily walked between.