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

A wunderkammer of mysterious objects and stories.

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

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

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

A slice of central Asia in the middle of Berlin.

The most visited, and possibly most controversial, museum in Germany.

A surreal museum of extraordinary industrial objects.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

An eerie, derelict amusement park in Berlin.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

The oldest candy store in the world has been selling traditional sweets since 1827.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

An exquisite tunnel of cascading flowers.

Europe's official "zero-level," the equator of elevation.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

An 18th-century estate owner thought these cottages were an eyesore, so he artfully disguised them as a church.

Modern art meets modern convenience in possibly the world's most architecturally important public bathroom.

This Parisian café sticks almost exclusively to an ethos of reuse.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

Apartment complexes built into huge repurposed natural gas tanks.

A former zoo turned public park, where visitors can hang out in the old animal cages.