French commune at the heart of conspiracies.

This enchanting mountain plateau celebrates spooky local folklore.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

The fairy tale castle of the "fairy-tale king."

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Climb inside an iron crystal magnified 165 billion times its normal size.

A tribute to Ponce de Leon's supposed quest for eternal youth.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

An artsy hidden staircase leads to breathtaking views of San Francisco.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Copenhagen's celebrated theme park and gardens.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The most visited, and possibly most controversial, museum in Germany.

See massive fossils that are over 200 million years old in northeastern Arizona.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The yawning maw of this pagan visage is said to bite off the hands of liars.

Two thousand artifacts from around the world collected by one woman who loved to travel.