This clifftop arch is a natural stunner.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

This amazingly preserved Doric temple was abandoned before it was ever completed.

142 ceramic steps become a mosaic once a year.

This church carved into the rocks is full of enchanting stone statues.

Fortified medieval tower house with lovely roof garden.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Every inch of this chapel is covered in craftsmanship from across the world.

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

A quiet Sicilian village is home to a cafe that had an important role in "The Godfather."

A fairytale-like medieval church perched atop a rocky cliff on Italy's "Coast of the Gods."

Two stone columns flank the grand Venice square, but there were supposed to be three.

Southern Italy's spinning top village.

The walls and streets of the ancient city are peppered with penises.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

Italian cave with exceptional acoustics and an unsavory history.

A popular legend claims that the famous pizza was invented at a restaurant in this alley.

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

Ancient snack bar of the Roman Empire re-opened.

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

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.