This remarkable parking garage in Darmstadt has lived several lives and still contains remnants of its World War I past.

On high feast days, the entire blue-glass front of this modern church opens up to reveal the small wooden church inside.

The old castle kitchen where nucleic acid was first isolated is considered the "cradle of biochemistry."

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

The final resting place of one of Germany's most accomplished Renaissance men.

Wooden pathways run through this rocky landscape, which legend says was created when a dwarven king pulled down his own castle to stop raiding giants.

This museum explores the history of the city's public transportation. Its collection includes the world's oldest preserved electric trolley car.

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

Largest illuminated advertisement sign in the world.

This cheeky statue of a man defecating gold coins graces the facade of a medieval guildhall.

One of the largest busts in the world celebrates the German city's erstwhile namesake.

This red London phone booth once stood in front of Buckingham Palace and was used by the queen.

This decommissioned nuclear power plant offers tours of its Communist-era control room and reactor hall.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

Small museum dedicated to one of the founding fathers of modern astronautics.

The highest cold-water geyser in the world.

The world's first and only three-segment bascule bridge folds up into the shape of a capital "N" to let boat traffic through.

This former Soviet military base has over 10 original aircraft and an enormous amount of memorabilia on display.

It has an American Dream Car exhibit, Europe's largest Formula One collection, and many, many mannequins.

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

Sausages, schnitzel, and weiners.

This watchtower once presided over the Berlin Wall.

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

Residing along a busy thoroughfare, this sculpture urges passersby to consider the future.