The Internet Age began with a transmission from this biker bar.

A slice of central Asia in the middle of Berlin.

Blitzkrieg bop your way through Berlin's Ramones Museum.

The 1852 novel "Uncle Tom's Cabin" lends its name to a subway station, a street, and several shops on the edge of Berlin.

An old tram depot transformed into a vintage car paradise.

One of the world's heaviest musical instruments towers within a popular urban park.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

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.

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

Floating swimming pool within a moored vessel.

Super-heavy Nazi architectural experiment.

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 World War II bunker now survives as a documentation of the Nazi regime and war crimes.

A fascinating insight into daily life in the Eastern Bloc.

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

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A wunderkammer of mysterious objects and stories.

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

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

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

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

Abandoned ships along a deserted beach feel like the set of a post-apocalyptic thriller.

One of the best collections of wax anatomical models in the world.