Crop circles inspired this whimsical garden in Germany.

This bike path was sunk below water level for maximum wonder.

The last Tsar of Russia constructed this private church just so he could attend services when visiting his wife's hometown.

This German fountain of a legendary apple wine-loving drink thief will spit on you.

After years of being casually peed on by humans, this tree is peeing back.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

Two gravestones clasp hands over the religious divide.

The oldest Jewish cemetery in Europe survived Hitler's Germany.

Be it nature, art, or abandoned military architecture this eclectic German "museum" has you covered.

No shoes allowed on this trail, which is designed to be experienced barefoot.

This German bone house contains the remains of some 20,000 souls.

World's largest barrel containing an inn.

This tremendous timepiece was once the largest cuckoo clock in the world.

This strange building looks like a medieval fortress crashed into a 1960s Brutalist office block.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

A luxury hotel housed in a former 15th century Gothic church.

This historical Netherlands fortress still bears the marks of its single siege.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

A fantastical bed and breakfast with magically unique rooms.

Hiding the longest subterranean river known in the world.

The many—66 to be exact—faces of the German forest.

Centuries of warfare, tragedy, executions, and poetry come together in this 13th-century fortress.