Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

A medieval weapon rumored to have been used by the brilliant poet himself.

Water and windows define this defensive Italian well.

Beautiful views and Roman-style statues on the Italian coast.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

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

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

Secret refuge and museum of the Duke of Florence.

Venice's island of the dead.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

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.

The oldest operating pharmacy in the world features 800-year-old recipes.

An image of the legendary saint stands in the shadow of a cathedral she liberated.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

There is a strange little carving of a person seemingly crushed by a pillar behind the remains of St. Thomas Aquinas.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

An ancient ossuary in Rouen.

This bridge was constructed from the rubble of the infamous Bastille.

There has been an astronomical clock on this spot since the 14th century.