The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A wunderkammer of exoticism immortalized by Tom Waits.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

A bronze statue of the fictional character nicknamed "Mrs. Hat" from a beloved Belgian comedy.

Belgium’s famous peeing statue has worn many hats (and coats, and pants), which are on display at this small museum.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Meet the bronze beloved pet to a family of famous peeing statues.

Theme park featuring miniature replicas of European monuments.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

The temple that withstood the Nazis.

The Grand Mall in Varna hosts one of the biggest collections of Soviet-era paraphernalia in Bulgaria.

These natural cliffs look like they are a part of an old castle complex.

This massive stone and steel monument remembers a century-old battle that cost thousands of lives and nearly destroyed the city.

"Holy Wisdom" overlooks the city that became its namesake.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

A flamboyant five-story building in Bulgaria resembles a crawling snail.

An abandoned saucer-shaped monument in the Bulgarian mountains.

The ceiling of Prohodna Cave in northern Bulgaria affords a peek at the sky via two deity-sized-eye-shaped holes.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

An architectural marvel that spans the Arda River, and has stories of a haunted past.

The world's longest bridge fountain has hundreds of nozzles that create a beautiful, illuminated spectacle.

The abandoned hospital whose elaborate ghost stories cover up the dirty truth - an uneventful sanitation issue and other mundane reasons for its demise.

The toilet-shaped house of South Korea's sanitation pioneer is now a museum to the john.