The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

A controversial art piece that harkens back to local folklore.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

Strange rumors surround the artist who created these solemn metal guard dogs.

The largest monastery in Singapore is home to a crematorium, a college, and one of Asia’s largest indoor Buddha statues.

This Buddhist monastery once housed an image of Buddha containing a 19-carat diamond.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

This ancient tunnel is one of the most important examples of Roman hydraulic engineering in Spain.

A giant portrait of an ancient king looms over the river.

This Indonesian village was revitalized by a vibrant rainbow paint job.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

This precariously perched fortress was once ruled by a crow-worshipping baron.

This magical-looking island is notorious for the misfortunes suffered by its owners.

A fake medieval village in the middle of Turin.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Crushed coral and crystals give the sand its signature coloration.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

Five candy-colored villages on the Italian Riviera.