On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

Goethe's "Faust" was inspired by these rock formations known as the "Devil's Pulpit" and "Witches' Altar."

Just a few miles from Novalja, a strange geological oddity has left scientists baffled.

This narrow fjord-like bay is the largest ria in the Mediterranean Sea.

Apparently, Hell has waterfalls in Slovenia.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

This overgrown mountain village has been abandoned for nearly a century.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

Legend has it fairies gathered at the site of this medieval castle.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A musical instrument played by the sea.

A dream-like maze full of strange art, surreal spaces, and fantasy landscapes to get lost in.

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

It's said the devil used this mushroom rock as a table for a late-night meal.

This marvelous array is one of the largest collections of mechanical instruments in Europe.

A micro-communist utopia in Spain with no police, no mortgages and full employment.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

Abandoned tunnels dug for the once-thriving sea salt industry on the coast of southern Spain.

An enchanting landscape of ancient sandstone structures eroded into otherworldly shapes.

Haunted tuberculosis hospital built by the patients.

The cathedral of a controversial, conservative, schismatic sect that declared the Catholic Church heretical and founded its own succession of popes.

An otherworldly art experience.