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

A condensed piece of China floating in a Dutch harbor.

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

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

A 20th-century naval quarantine center is now a local park.

The world's first floating farm is staffed by one human, three robots, and 35 cows.

Wind power station for making famous Ketel One vodka.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

The bridges portrayed on EU currency aren't fictional anymore.

Peek through a transparent pyramid and drink in the mountain made of books.

The Rozenberg wind wall in South Holland makes for smooth sailing through the Calandbrug canal.

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.

Its town washed away centuries ago, this lonely tower by the sea tells the tale of a mermaid and a curse.

A family-run botanical garden with tropical plants, artsy sculptures, and eccentric buildings.

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

Stained-glass windows inspired by Vincent van Gogh's paintings decorate this church in the town where the artist's career began.

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

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

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

Cozy basement bar sports an inventory of over 2,000 beers.

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

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.