A brutalist gem towering over the heart of Milan.

Da Vinci's equestrian statue, 500 years in the making.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

This 2,000-year-old Doric bridge is still open to pedestrian traffic to this day.

The only Shinto shrine in Europe that has been officially sanctioned by Japan.

At the entrance of this chapel is a fresco commemorating the dead from the plague outbreak of 1630.

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

According to local folklore, this Roman sepulcher was once a throne for the Devil.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

One of the smallest bookstores on the planet.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

The world's oldest bookshop still in operation.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Paul McCartney, Joy Division, and many others created era-defining music at this former recording studio.

The fake World Cup prize was secretly created after the first one was stolen in 1966.

Be on the lookout for the symbolic insect all over the city.

A unique seaside cave where Aleister Crowley faked his own death.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.