Once the home of a hermetic monk, this cave now houses a small church.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

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

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

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

This neighborhood of futuristic ball houses looks like an alien settlement in a science fiction film.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

A miniature city, once ruled by the Queen of the Netherlands.

A grassy pyramid named after a French battle.

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

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

Amsterdam's former hotspot for public executions and dissections.

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

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

A public urinal so pretty, it was declared a national monument.

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

A beautifully eclectic mix of architectural styles.

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

A beautiful maze marks where three countries meet.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.