A former plague hospital turned medical museum.

Invisible bridge parts the waters, invoking biblical images and preserving the ominous feel of an ancient moat.

A beautifully eclectic mix of architectural styles.

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

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

This Dutch statue is a monument to the fictional shrew who brought doom to the city of Stavoren.

Two gravestones clasp hands over the religious divide.

“And the Lord said unto Johan, build for thee an ark for the end of the world is approaching.”

The tallest waterfall in the Netherlands is a lovely, stepped feature that is only 50 feet tall.

Pull up and have a drink at a museum filled with hundreds of years worth of shipwreck artifacts.

This miniature take on the Kremlin is one Dutch man's retirement project.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

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

The world's first interactive human body museum also serves as a chair for a giant orange man.

This beautifully designed star-shaped fort was the premier defense system of the late 1500s.

The 20-mile causeway that separates the Netherlands from the sea.

This medieval castle was painted pink as part of a now-abandoned children's theme park.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

This gigantic monument hidden in the woods was built to thank the Dutch for sheltering Belgian refugees during World War I.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

An early 19th-century English style garden hidden in the Rotterdam cityscape.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

The elegant manor house where Kaiser Wilhelm II lived in exile after World War I.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.