This diner's a kitschy dreamland for anyone whose heart is stuck in the 1980s.

Notorious artist squat renovated into legal studios.

An old department store turned Nazi prison turned artist commune.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A student driver's nightmare.

An industrial relic is now one of Europe's most staggering art spaces.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

Terrifying derelict military hospital once housed a recuperating Hitler.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

A surreal museum of extraordinary industrial objects.

A collection of abandoned typographic signs from Berlin and beyond.

Blitzkrieg bop your way through Berlin's Ramones Museum.

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

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

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

An eerie, derelict amusement park in Berlin.

Do these monsters look familiar? The gargoyles on this church are all from pop culture.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Copenhagen's celebrated theme park and gardens.

Micro-nation based around a nine-story high illegally built tower.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.