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

A striking 12th-century-style castle built on the edge of a cliff.

A fascinating insight into daily life in the Eastern Bloc.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

A collection of abandoned typographic signs from Berlin and beyond.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

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

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

The fairy tale castle of the "fairy-tale king."

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.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

This historic abandoned train station looks like a stop for ghost trains.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

This charming railway is one of the oldest and steepest funiculars in England.

This early version of the guillotine was used to execute the man responsible for its construction.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."

A mysterious bridge over a sunken Roman road.

The Liverpool street made famous by the Beatles is real.

A 550-square-meter micro-nation off the coast of Britain.

This 16th-century house tells the city's history through old artifacts and quirky tales.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.