This conical hill was built as a testing ground for an engineer known as the Glider King.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

A collection of abandoned typographic signs from Berlin and beyond.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A surreal museum of extraordinary industrial objects.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

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.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Art and a pun, all in one.

Started as a kitchen garden, now the second largest botanical garden in the world.

Taste freshly foraged yarrow and black locust blossoms at this ambitious cocktail bar.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

A cableway for car transport.

A once-fairy tale mansion now stands in a state of disrepair.

This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

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

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

Microscopic scenes; some call it novelty, some call it art.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

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

A hotel and restaurant serving as the mecca of kitsch.