An unusual bronze bus shelter is actually an art installation commenting on the city's history with the Nazi party.

This automated sculpture of two men peeing will spell out text messages with their micturition.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

Looming communist pillar with a Czech twist.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The deepest sinkhole in Central Europe comes with a grisly tale and an unusual nickname: “The Stepmother Abyss.”

The world's greatest slide descends 18 stories from this looping mountaintop viewing platform.

Countless grotesque faces stare out from this eerie Prague art wall.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

The recovered bones of martyrs slaughtered during The Terror are on display in this church crypt.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

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

A rooftop restaurant hides in plain sight atop Vienna's Palace of Justice.

You don't have to be an ambassador to dine like one.

The tallest city hall in the world offers an excellent bento box.

Eat a Nobel banquet from any year in the basement of Stockholm's City Hall.

A 115-year-old restored German dining hall awaits those who venture beneath the Minnesota State Capitol.

A flight of this "ghost staircase" has 40 steps on the way up, but only 39 steps on the way down.

A kitsch shrine dedicated to the ogre-slaying folktale hero born from a peach.

A whimsical museum dedicated to the mischievous kappa, a mythical cucumber-loving water sprite.

See no evil, hear no evil, speak no evil.

Founded in 1880, this humble brewery still practices a disappearing technique of sake-making.