An abandoned 17th-century baroque hunting lodge with a wonderfully strange architectural plan.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

The final resting place of the poets Shelley and Keats.

This Italian stadium makes liberal use of fascist statuary to evoke classical sporting arenas.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

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

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

The bomb-ravaged remains of of a colossal Neptune.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

A once-luxurious, now abandoned hotel in the Italian Alps.

Bell tower juts out from a village buried under a lake.

This abandoned Brutalist treehouse is a hidden architectural relic.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

Walk through a fairytale in Tuscany.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

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

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

Vast network of air raid tunnels beneath Lombardy's capital.

The enigmatic sculpture hides above an escalator in a Milan metro station.

A rambling museum which honors the beauty in everyday objects.

One Italian taxi driver covered his entire house in small seashells creating a weird bit of architecture that is preserved to this day.

A young Italian couple has been locked in an embrace for over 6,000 years.

This Italian ski resort rose to fame when Benito Mussolini was held prisoner there and then rescued by the SS.