The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

This abandoned asylum in Wales might look haunted, but it's still beautiful.

The post-apocalyptic remnants of a bucolic town ruined by a plane crash.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

The location of the last witch trials of Italy, known as "The Salem of Europe."

These haunting ruins belong to an ancient village that once had one hell of a view.

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

The former home of a mad diplomat is said to still be marked in bloody, arcane scrawls.

A magnificent, iconic stone tower in the Scottish Highlands.

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

This neon lit Georgian cave claims to hold the boulder Prometheus was chained to.

Germany has its very own Centralia, whose spark remains attributed to "spontaneous combustion."

This elegant arc of a waterfall marks a religious turning point.

The world's largest collection of intentionally useless inventions.

The city-sized home palace of one of ancient Egypt's most powerful rulers gives us a rare look into the lives of the epoch's rulers.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.