The atomic museum in the basement of this German castle displays long strands of replica uranium cubes.

In this German city center, the streets have no names.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

A larger-than-life monument to the inventor of the Bunsen burner.

A preserved college lock-up that recalls a clubhouse approach to discipline.

It's good luck to be mocked by this monkey.

Lines on the pillar of Heidelberg's Karl-Theodor Bridge record the dramatic heights of past floods.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

A typical crusty old museum this isn't.

Albert Einstein's head sticks out of a snail shell stacked on a rocket in this truly bizarre monument to the scientist.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

A canopy trail with sweeping views and a giant tunnel slide.

A tunnel commissioned by ‘the Intruder King’ to escape from the palace if there were problems.

A forgotten stone skeleton of medieval Dijon slumbers beneath the feet of unsuspecting museum visitors.

Along the banks of the Teltow Canal in southwestern Berlin stands one of the city’s most controversial buildings, a hulking Brutalist laboratory that looks more like a warship than a research facility.

A kindergarten shaped like a cat with a tail that's a slide.

A thought-provoking outdoor art installation sits in the seat of German law.

Wander among free-roaming storks at the sanctuary that helped save them from local extinction.

The castle was reconstructed to fit Kaiser Wilhelm II's romanticized vision of the Middle Ages.

A geothermal energy project gone wrong is fracturing the city's picturesque architecture.

An interactive exhibition space dedicated to the kinetic sculptures of Swiss artist Jean Tinguely.

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

A horse statue that receives constant makeovers from graffiti artists and locals.

Flowers have mysteriously appeared on her effigy every day for the last 150 years.