These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.

A strange machine made to evaluate the world economy using water and lots of tubes.

This piece of Australian modern art is part joke and part history.

Dilapidated ruins that once treated a notorious young serial killer, currently hosting vandals, squatters, and ghost hunters.

If you've ever wanted to tear Hello Kitty apart with your teeth, this is the place.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

The attic of a four-century-old canal house hides a clandestine church.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

A Dutch clog company in the town of Zaandam loves the wooden shoes so much it made a museum for them.

Mosaics created from 11 million cigar bands.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A replica of the Liberty Bell rang daily from West Berlin's City Hall throughout the Cold War.

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

An collection of Chinese propaganda posters from 1949 to 1979.

A striking symbol of the Bulgarian capital.

A fascinating insight into daily life in the Eastern Bloc.

Art and a pun, all in one.

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

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

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

A brush maker used his factory to protect blind Jews from the Gestapo.

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

The abandoned remains of this Victorian brewery hide crumbling bowling alleys and rusting industrial gear.