Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

An extraordinary house museum and cabinet of curiosities in the heart of Florence.

Art and armour fill every inch of this rich kid's Italian villa.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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

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

The largest and most famous wax anatomical collection anywhere in the world.

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

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

The mummified relic of St. Antoninus.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

The oldest of Venice's plague quarantine stations, designed to keep the medieval city safe from disease.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.

Venice's island of the dead.

Crushed coral and crystals give the sand its signature coloration.

Venice's "Island of the Mad."

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A wunderkammer of mysterious objects and stories.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A surreal museum of extraordinary industrial objects.

Started as a kitchen garden, now the second largest botanical garden in the world.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.