According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

What looks like a link in Gondor's early warning system is actually a centuries-old Italian fortress.

This Italian ski resort rose to fame when Benito Mussolini was held prisoner there and then rescued by the SS.

An abandoned monastery sits on a far-off island in the Adriatic Sea.

Geometry and mystery come together in an epic show of octagonal masonry.

Southern Italy's spinning top village.

The sunlight passing through the opening of this huge cave system creates a magical effect.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

A beautiful gorge filled with streams and waterfalls.

A small but immensely extravagant palace built by the "Night King."

The remains of a military communications outpost still stand on this Greek island.

A spectacular cave and a beguiling lake.

A musical instrument played by the sea.

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

Yugoslavia's biggest underground airport lies in ruins.