Thirty creepy ghosts now inhabit this decaying 14th-century church.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Two monstrous faces loom over a village in Czechia.

Countless grotesque faces stare out from this eerie Prague art wall.

Two stunning 17th-century libraries and a cabinet of curiosities.

One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

This picturesque medieval monastery guards a small trove of historic treasures.

A castle perched precariously over the Crimean Sea.

Outstanding, eerie frescoes and decorations fill this 19th-century monastery.

In a long-dry lake bed, these groups of massive stone pillars bear a striking resemblance to clumps of everyone's favorite fungi.

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

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

This brutalist monument is inscribed with 9921 names of Yugoslav partisans who perished during WWII.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

These warring psychedelic crags commemorate an unsuccessful military operation.

You would never come across this tiny green oasis if you didn't know it existed.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

A 141-foot wave of crashing lumber guards the entrance to the Grand Place in Mons.

A collection of weird and wonderful art fills a former houseplant nursery.

The former home of a trailblazing surrealist is still filled with haunting dolls and grim paintings.

An undulating wicker beast looms peacefully atop a sand dune in Belgium.

Somewhere there is a giant who can no longer poop, but now travelers can stay inside his anus.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

Artwork tucked within the trees greets visitors with surreal sonic experiences.