Climb inside an iron crystal magnified 165 billion times its normal size.

The Devil’s own choice when he needs a drink in Brussels.

A long-closed church turned into a saintly skate park.

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

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

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

This Dutch art piece became a Russian icon.

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

An enormous Polaroid picture adds an artistic flair to Rotterdam.

This functional solar system model was inspired by the famous Eisinga Planetarium.

An awe-inspiring giant blue whale jaw bone stands in the center of this Dutch island.

This charming pup is meant to celebrate the youth and stubbornness of the city's students.

This colorfully-painted tunnel links two distinct parts of a historic neighborhood.

Rotterdammers' dirty minds gave this santa a dirty nickname and cursed it to a life of wandering.

A dramatic art installation features a BMW flying out of a building in Rotterdam.

The birthplace of most all of Europe's space missions is here on the Dutch coast.

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

Science meets wall art to highlight the beauty of famous mathematical equations.

Repurposed space and ultra-modern construction collide to create this geometric wooden spectacle.

This steel frame is a skeletal mirage of a lost 16th-century stone building.

The largest flower auction house in the world.

Home to the world's oldest functioning orrery.

This imposing tower named after the mythical sword of King Arthur is considered the tallest freestanding climbing wall in the world.

A set of 27 bamboo tubes creates an eerie soundscape that changes with the wind.