One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

A spitting ode to a German serial killer.

One room inside this building mesmerizes all with its parabolic dome.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

Böttcherstraße's bells, extolling Nordic virtues and the great conquerors of the world.

This gateway to subterranean Hanover plays jazz, pop and rock to surprised passersby.

Striking occult iconography on a medieval German church.

The only microgravity tower in Europe can produce nine seconds of weightlessness.

Above the heads of passersby stands a small statue commemorating soldiers from the Boer War.

Rejoice at Amsterdam's ‘pop temple,’ a former church reborn as a raucous music venue.

Centuries after this 12th-century abbey had fallen to ruin, it became known for the strawberries and cream served in its gardens.

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

A wonderfully eccentric Victorian-era museum and library.

A storied London perfume shop that supplies scents for royalty has been operating out of this storefront for nearly 300 years.

Named for the Yoruba word for Lagos, this craft brewery draws on European beer-making and West African palm wine-fermenting techniques.

One of London's lost rivers runs through a pipe over the tracks of this subway station.

Above an abandoned Underground station, this charming bookstore is home to strange antiquities and literary works.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

This statue of one of the engineers who created the London Underground hides a ventilation shaft for the tube lines that run under the street.

A small stone monument marks the spot on Stavely Road where the first of hundreds of missiles touched down during World War II.

You can still see bits of the camouflage used to hide this Art Deco building from bombers during World War II.

A replica of the gaslit streetlamp under which three teenagers founded a football club.

This sculpture of a pylon is upside down and askew, as if its main purpose is to confuse passersby.

The first regular high-definition TV transmissions were made from this seemingly out-of-place mast located on one corner of a Victorian-era entertainment venue.