A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

An eerie, derelict amusement park in Berlin.

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

Inside the corridors of this flea market, visitors are sure to find some obscure and odd treasures.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

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 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.

Residents of Berlin take their coffee and cake in one of the city’s most restful spaces: a cemetery.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

Blitzkrieg bop your way through Berlin's Ramones Museum.

A restaurant and observation deck built in a unique broadcasting antenna.

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

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

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 now abandoned restaurant provides some of the most amazing views of Lisboa.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

The world's oldest bookshop still in operation.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.