This gorgeous space is England's largest independent library outside of London.

The largest timber structure in Europe.

Rare remnants of the brick-domed ovens birthed in the Durham coalfield during the Industrial Revolution.

A Brutalist monument in the middle of a housing estate by artist Victor Pasmore.

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

This ancient market is often referred to as the oldest shopping mall in the world.

A forgotten "city of water" underneath the famous Trevi district.

Rome's ancient Etruscan rival, now a park full of ruins.

This large, circular tomb is the final resting place of the first emperor of Rome.

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

An Italian ghost town that fought obscurity, until a mysterious illness brought it to its knees.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

2300-year-old Roman road connecting the empire.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

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

Architectureal fantasy quarter of Rome.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The abandoned remains of this Victorian brewery hide crumbling bowling alleys and rusting industrial gear.

A museum dedicated to a Cold War era sausage.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

This classic restaurant features a gorgeous mirror-clad room.