This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

Ancient human remains unearthed around the iconic monument.

This modest relic, with rich history as a strategic fort through multiple eras.

The oldest working mechanical clock in the world.

Inspired by Thomas Stothard's painting of the "Journey to Canterbury," albeit with Canterbury natives.

A defensive structure built during the Hundred Years War has remained useful in one way or another for nearly 700 years.

A set of medieval stained-glass windows tell the gruesome story of a Viking siege.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

Unique and somewhat surreal, this little girl's memorial depicts a playful Jesus.

Northern Kentucky’s very own Notre Dame showcases intricate stained glass and the bones of saints.

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

The remains of this visionary community can still be found much as it was a century ago.

Designed by famed architect Horace King.

An ode to this small town's big film history.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

This church also serves as a lighthouse complete with a beacon.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

A former Roman town that was once the home of Scipio Africanus.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.

This monumental fountain has moved around the city multiple times.

A popular legend claims that the famous pizza was invented at a restaurant in this alley.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.