The Netherlands' first car tunnel has an unusually rectangular shape.

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

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

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

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

The attic of a four-century-old canal house hides a clandestine church.

The largest 19th century panorama in the world still in-situ.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

A modern reimagining of a medieval city gate.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

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

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

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.

Christ's blood allegedly preserved in a Belgian town.

Belgium’s famous peeing statue has worn many hats (and coats, and pants), which are on display at this small museum.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

A little sculpture with a large wardrobe.