An early 20th-century school building whose clock tower and carved symbols quietly tell the story of the trades once taught inside.

A mysterious concrete hand reaches out from between the stones of Uniwersytecki bridge.

A collection of old neon signs from all over Poland line a secluded courtyard.

It’s a painted window that looks completely real, hiding on a building in the market square.

Relive a Polish uprising via an enormous, century-old cyclorama.

This ex-prison dates back to the Middle Ages.

In the center of Wrocław's old meat market stands a somber tribute to the city's livestock.

The silly symbol for an underground protest group is now scattered around the city.

This chimerical bridge/tunnel appears to dead end right into the sea.

This innocuous-looking button may have been used to assassinate a king.

This 19th-century fountain features sculptures of little gnomes that help with chores.

The largest mosque in Germany.

A poignant mural honors the heroic teenage non-conformists who took on the Nazis and paid the ultimate price.

How did a lighthouse wind up in the middle of this landlocked German city?

Largest illuminated advertisement sign in the world.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Hidden in plain sight on a gable between two towers on the roof of shipping firm F. Laeisz' headquarter in Hamburg sits an unexpected bronze sculpture.

Model Trains and Much More in Hamburg.

Carved scenes of sex work and unglamorous labour beneath a cultural hero.

This red light district plaza memorializes the Fab Four and their historic connection to the area.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.