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

This real life asylum of horrors is now an abandoned ruin that hides the unbreakable code to one patient's insanity.

This medieval Italian town is a sheer (and beautiful) cliffside defense.

This magical-looking island is notorious for the misfortunes suffered by its owners.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

Abandoned medieval hill town.

Crushed coral and crystals give the sand its signature coloration.

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

This 16th-century monastery has been turned into a surrealist architecture compound.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Five candy-colored villages on the Italian Riviera.

An Italian hillside ghost town.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

Geothermal waterfalls in Tuscany.

Renaissance villa and gardens complete with a tormented colossus.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A 16th-century horror show built in a lovely Italian garden.

A submerged archeological park still holds the wonders of a Roman Sodom.

This informal museum is a magical trove of anonymous art collected from car boots and flea markets.

This haunting sculpture was created as a statement on the mechanized warfare of the First World War.

A wonderfully preserved example of London's 1960s-style high-density, low-rise public housing.