The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

Hundreds of hidden passageways weave through the old quarters of Lyon.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

This supermarket in Shanghai appears to be a typical Chinese convenience store, but all of the bottles are empty and all the containers are filled with nothing but air.

A prestigious learning institute of old Shanghai.

This sprawling market is a one-stop shop for traditional Kazakh foods, from mare’s milk to sheep’s head.

Carved fountains poignantly placed in parks and in front of special monuments.

This German fountain of a legendary apple wine-loving drink thief will spit on you.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Home to three historic ships from the age of Vikings.

One of just five sand-floor Jewish synagogues in the world.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

A Christian monastery stands on what was once a holy Incan temple.

An Inca spa, military outpost or maybe… both?

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.

The same water that fills a luxury resort’s pools feeds these free hot springs in the rainforest.

This Costa Rican topiary park is a surreal garden of unearthly delights.

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