Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

Sample sweets at an Art Nouveau candy shop that's been in business since 1874.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Ancient snack bar of the Roman Empire re-opened.

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

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

This monumental fountain has moved around the city multiple times.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

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

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

100 year tradition of fist fights, marked by marble footsteps.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

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

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

Secret refuge and museum of the Duke of Florence.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

Drink wine handed out through a window as part of an age-old tradition.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

Romans decided this 16th-century "talking statue" was so ugly, they named it after a primate.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

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

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