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

An abandoned Roman salami factory has found new life as an art space home to 200 squatters.

This half-finished "city of toys" was almost Italy's own Las Vegas.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

The mummified relic of St. Antoninus.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

Art and armour fill every inch of this rich kid's Italian villa.

A huge enchanting public park just outside the ancient walls of Rome.

A formerly opulent Italian village is now a crumbling ghost town that no one really knows what to do with.

The mystic whose incorrupt corpse still attracts the faithful.

This is the oldest Roman-made bridge in the city still existing in its original state.

A burial vault located under Tiber Island in the middle of the Italian capital.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

The top of society once luxuriated in this world-class hotel, which continues to impress, even in ruin.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

A statue representing a lost Roman profession that was vandalized for centuries.

This curious, round temple is the oldest still-standing marble building in Rome.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

Inside features a display of how artistic crucifixes transformed throughout the centuries.

Abandoned cemetery of the former Psychiatric Hospital of Volterra.