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

Hamburgers are intensely proud of their tunnel beneath the river.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

A wunderkammer of exoticism immortalized by Tom Waits.

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.

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

Massive installation of Europe's negative stereotypes.

A bus with a butt and biceps to put Olympic athletes to shame.

An Orwellian sculpture with eyeball cameras watches passersby.

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

A late-night restaurant empire was launched from this humble storefront.

This "living building" on Georgia Tech's campus is home to a blueberry orchard, honeybees, and more than 900 solar panels.

Beside some power panels, a plaque celebrates the history of an alternate world.

This stone is a marker of one millionaire's personal vendetta against gravity.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

The site of good faith and good nature in the fictional world of Kcymaerxthaere.

This curious sculpture represents the perseverance needed to take to the skies.

These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

An eerie, derelict amusement park in Berlin.

Reminders of the Battle of Berlin still scar the railway.

Art and a pun, all in one.