A museum of carnival attractions where you are invited to ride the rides.

The world's largest private telescope collection hides in a secret wing of a Dutch auto museum.

The largest 19th century panorama in the world still in-situ.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

Most prolific publishing house in the 1600s open to the public.

This small corner bar is home to a rare 1930s dance organ that still plays tunes for one Euro.

This heavily worn bas-relief was once an honored fertility symbol.

An open-air sewer system that was covered piece-by-piece over 300 years.

A seven-century-old jail tells a not-so-pleasant history of crime and punishment.

Strange secondhand shop showcasing taxidermy and oddies

This interactive sculpture allows visitors to leave a message in case a friend passes by.

The location of the world's first telescope demonstration.

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.

Watch the local Netherlands birds from inside this giant eco-egg.

A multi-story, retro videogame time capsule in the Netherlands.

A unique World War II memorial commemorates where the American B-17 bomber Man-O-War crashed.

This neighborhood of futuristic ball houses looks like an alien settlement in a science fiction film.

A nuclear reactor created for Eisenhower's "Atoms for Peace" campaign is now used for research at a Dutch university.

A large measuring stick marks the lowest point of a country that is partially under sea level.

An enormous Polaroid picture adds an artistic flair to Rotterdam.

Wind power station for making famous Ketel One vodka.

From afar it looks like someone's hat blew into the water, but closer inspection reveals a giant floating sculpture.

An icon of International Style architecture on the outskirts of Rotterdam.