Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A bridge that has seen many reiterations over its lifetime.

A beautifully eclectic mix of architectural styles.

A line number in Amsterdam that will likely never be used again due to its tragic history.

The attic of a four-century-old canal house hides a clandestine church.

Europe's official "zero-level," the equator of elevation.

Amsterdam's Red Light District leaves little to the imagination.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

The oldest cemetery in Belgium.

An enormous and lavish Gothic church in Czechia.

A church of bones, decorated with 40,000 human skeletons.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

A little sculpture with a large wardrobe.

Brussels' favorite peeing boy has a sister.

The Devil’s own choice when he needs a drink in Brussels.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

Now overgrown, these anti-tank barriers from World War II are sometimes called "dragon's teeth."

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

The last bastion of Roman presence north of the Alps looms over a German town.

Statues of a fire-breather, a clown, and a whole performing troupe celebrate Luxembourg's creative side.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Strange rumors surround the artist who created these solemn metal guard dogs.

A whimsical bridge adorned with decorative dragons.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.