The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

Hidden beneath the streets of London is a secret subway that only carried mail.

Its collection includes a broad array of social, geographic, graphic design, and political history.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

A network of bells in the pubs and restaurants around Westminster alerts politicians when it's time to cast their votes.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

The bronze uniforms commemorate the vital role of women during World War II.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

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

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

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

The mark of the Devil's horns on a marble column in Milan.

See what remains of a once grand ancient Roman circus.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

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

The secret medieval communication system will whisk your words above the noise of the crowd.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

Europe’s oldest natural human mummy.