Places Petra Jan Wants to Go

A museum-like shop that has been producing clogs, brushes, and ropes for nearly 200 years.

Graffiti covers the walls of a room where university students through the centuries have waited nervously to defend their theses.

This former hydraulic laboratory is now a woodland dotted with old engineering models.

This unique bridge physically lifts a piece of the road into the air to let boats pass by.

Amsterdam's Red Light District leaves little to the imagination.

The European equivalent of the Hollywood Walk of Fame is slowly spreading over the entire city.

A condensed piece of China floating in a Dutch harbor.

These lights mark the area of Rotterdam that was bombed and burned in 1940.

A retail shop has preserved the 17th-century food cellar from the old building it now occupies.

Nestled in the woods lies this land art project: a hybrid between park, maze and natural monument.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

A giant yellow phallus sculpture hidden in the gardens of the Museum Boijmans Van Beuningen.

This unique sculpture proved invaluable when it saved a train from careening off the tracks.

A striking memorial to the Jews of Leiden who were murdered during World War II is scattered throughout the city.

For over 100 years the most important physicists in the world have autographed this university wall.

This artificial ring island was built to hold cubic tons of polluted dirt.

This small museum located under the famous cube houses, is home to some 30,000 chess pieces.

Inside this metro station is a section of the city's former medieval fortification.

An enormous Polaroid picture adds an artistic flair to Rotterdam.

A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

A radio telescope for listening to the stars, based in one of the cloudiest countries in the world.

A sanctuary for sickly, stray, or wounded donkeys.

A huge teapot illuminates a home for the elderly.

Lumps of significant stone from around the world surround a flaming monument for peace.