The abandoned ruins of a failed resort hide on this verdant, picture-perfect island.

A small thermal park among the mountains of Southern Italy features a surprising piece of modern art.

The pristine waters crossing this forest form a hidden waterfall among the dense vegetation.

This crystal clear water basin feeds the Lao river and powers a hydroelectric power plant.

An Italian hillside ghost town.

Though an earthquake destroyed this village in 1980, one former resident still walks its streets every day.

Just saying the name of this town out loud is said to bring bad luck.

This scenic fortress dates back at least 2,400 years to the time of Magna Graecia.

The ruins of this medieval castle now stand as a monument against all wars.

This church carved into the rocks is full of enchanting stone statues.

The world's most active stratovolcano is almost always erupting.

Italian cave with exceptional acoustics and an unsavory history.

Where Aleister Crowley taught magick in "La Chambre Des Cauchemars," his "Chamber of Nightmares."

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

This entire town moved to a safe location after it was devastated by an earthquake, but the remains of the original town are still around.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

These ruins of a Phoenician sanctuary in Sicily have a dark history.

This ancient walled garden turns fog into food.

Contrary to what its name suggests, you won't find any bunnies here.

This disused boat elevator was saved from the scrap heap so that visitors could tour its rusting skeleton.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

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

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The highest cold-water geyser in the world.