Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

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

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

When German-Iraqi relations broke down, this embassy was vacated post haste.

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

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

A 12th-century fortress containing some of Berlin's oldest buildings.

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

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

Where once there was a train station bathroom, there is now this German burger joint.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

A collection of abandoned typographic signs from Berlin and beyond.

Inside this Jewish cemetery is a memorial to soldiers who deserted the German army and were executed.

This sprawling Jewish cemetery is one of the largest in Europe.

Art and a pun, all in one.

An eerie, derelict amusement park in Berlin.

Super-heavy Nazi architectural experiment.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.

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

A wunderkammer of mysterious objects and stories.

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

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.