Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Water and windows define this defensive Italian well.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Geometry and mystery come together in an epic show of octagonal masonry.

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

A fake medieval village in the middle of Turin.

Europe’s oldest natural human mummy.

Fountain where visitors can earn a license to be mad.

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

A sulfuric hellscape in southern Italy.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

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

The world's most active stratovolcano is almost always erupting.

Italian cave with exceptional acoustics and an unsavory history.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

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

Erotic art covers the walls of the largest ancient pleasure palace.

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

The location of the last witch trials of Italy, known as "The Salem of Europe."

Ancient snack bar of the Roman Empire re-opened.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

A Nesting Doll of Churches.

The final resting place of the poets Shelley and Keats.