Europe's official "zero-level," the equator of elevation.

A former plague hospital turned medical museum.

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

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

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

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

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

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

A beautifully eclectic mix of architectural styles.

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

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

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

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

The world's largest private telescope collection hides in a secret wing of a Dutch auto museum.

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

The birthplace of most all of Europe's space missions is here on the Dutch coast.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Rome's semi-secret peephole vista is also a former Crusader stronghold.