A devastating landslide accidentally created this tourist hotspot.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

This amazing medieval fortress stands atop a promontory along the famous Cinque Terre.

An abandoned village, frozen in time by the threat of a landslide.

Hidden within this iconic mountain are a set of World War II bunkers once used by German forces.

The now-abandoned Fascist summer colony served a dark purpose during World War II.

Roman politician Herodes Atticus built this nymphaeum to honor his wife, whom he may have murdered.

A dreamlike medieval church dug into the tuff rock, with unusual carvings and possible traces of the Templar knights.

A unique form of erosion created an uncanny landscape of boulders perched atop slender columns of clay.

The first botanical garden, a feather in the cap of the Grand Duke of Tuscany.

Naturally preserved bodies are eerily staged throughout the crypt in varying poses.

Crumbling ruins of the thermal baths that once attracted royals and aristocrats from throughout Europe.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

This winding road through an Italian canyon may be the most scenic drive in the world.

One of the largest caves in the world open to the public.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

Romans built the world's tallest artificial waterfall in 271 BC.

This museum is rotten with a century of wax medical deformities.

This abandoned Brutalist treehouse is a hidden architectural relic.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

Ruins of a 10th century church tucked away deep in a botanical garden.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.