The vast, legendary catacombs hold secrets much stranger than stacked bones.

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

This institution has been serving up some of the best pancakes in the Netherlands for over a century.

The oldest skyscraper of Europe now stands dwarfed by the surrounding structures.

This may be the world's only drive-through windmill.

This Dutch windmill has its roots in an American invention.

A beautifully rebuilt windmill from the 17th century, situated along the Amstel River.

A bridge that has seen many reiterations over its lifetime.

This giant radio telescope would be a rusting ruin if it hadn't become such a beloved relic.

Underground attraction offering tours of the foundational ruins of a church nave that collapsed in 1674.

A uniquely preserved neo-Gothic church that is now home to a collection of art and woodcarvings.

Dutch woodpile home in the forest.

The tallest mountain in mainland Netherlands isn't actually very tall.

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

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.

A set of beech hedges planted in the 19th century forms a tunnel that takes on a different appearance in every season.

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

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

Scale model of St. Peter's Cathedral (Rome) in the middle of a small Dutch town.

Elegant marble and old vaults fill this historic Dutch bank turned office space.

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

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

A rare double mill nestled along the banks of the Aa river.

This old KLM airplane cut into three parts was transformed into an eclectic airport gift shop.