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

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.

On rare days, this abandoned castle's gatekeepers open its doors, revealing the eye-popping splendor hidden inside.

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

A unique urban square characterized by raw concrete structures and bold geometric forms.

A design by master architect Alvar Aalto in a small village in the Apennines near Bologna.

Nicknamed “The Mushroom,” this unique water tower has been featured in several iconic movie scenes.

This fishing contraption sits on top of a series of spindly wooden stilts.

This castle was once an Italian horror cinema star.

The chimney of a shuttered power station in the Po Delta is the second-tallest structure in Italy.

The enchanting home of an eccentric Swedish physicist and author sits in the hills of Anacapri.

Inside this medieval defense tower stands a modern residential building.

Once home to the episcopal curia of the local diocese.

The haunting remains of a World War I fort perched atop a mountain.

An ancient theatre in the "little Rome of the Alps."

The famous sculptor had a hand in this imposing fortress.

Nearly 800 years old, this river lock is now a public park with a former fortified island.

An annual goat race takes place within the walls of this medieval castle.

The largest civilian satellite control center in the world is located in the middle of a drained lake.

An architectural oddity where the triglyphs of the courtyard of walls create an optical illusion.

The ghostly remains of a gunpowder mill lost in 70 hectares of thick woods.

This abandoned semaphore station hearkens back to the days of the optical telegraph.

This abandoned IDGZ station was one of 49 troposcatter stations in the NATO ACE High network.

Once one of the largest sites of silver deposits in Italy.