This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

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

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

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

An eerie, derelict amusement park in Berlin.

Giant wind turbine with observation deck at the very top.

An exquisite panometer representing Dresden as it was from 1695 to 1760.

The narrowest street in the world is in danger of closing up entirely.

A rare chance to ride one of the few continuous elevators still in operation.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.