Ancient snack bar of the Roman Empire re-opened.

This winding road through an Italian canyon may be the most scenic drive in the world.

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

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

Romans built the world's tallest artificial waterfall in 271 BC.

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

Dramatic sea stacks adorn the coast of this small village on the Adriatic coast.

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

One of seven Jewish catacombs in Rome and one of only two open to the public.

Secret refuge and museum of the Duke of Florence.

This medieval Italian town is a sheer (and beautiful) cliffside defense.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Go inside to really appreciate this 500-year-old technological masterpiece.

Five candy-colored villages on the Italian Riviera.

Jesus' footprints and the first catacombs in the world.

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

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

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

Abandoned medieval hill town.

An Italian hillside ghost town.

2300-year-old Roman road connecting the empire.

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

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.