An ancient Egyptian temple sits within a modern European museum.

One of the Leiden's oldest pubs is also the birthplace of the Heineken star.

This small museum collects the Christian remembrances which would otherwise be forgotten.

A trio of red, white, and blue stones embedded in the streets of Leiden are markers of medieval territory and law.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

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

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

“And the Lord said unto Johan, build for thee an ark for the end of the world is approaching.”

Devious political maneuvering and four ancient, working telescopes are central to the world's second-oldest observatory.

A true Valhalla for cactus and succulent lovers.

Strange secondhand shop showcasing taxidermy and oddies

A collection of biblical memorabilia.

This historical Netherlands fortress still bears the marks of its single siege.

The tallest waterfall in the Netherlands is a lovely, stepped feature that is only 50 feet tall.

Tucked away in the Leiden city hall are a group of works by famed artist MC Escher.

A historic observatory now an astronomy museum beautifully situated at the moat of the Middle Age city centre.

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

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

A 'living museum' in Leiden, the oldest of its kind in the Netherlands.

Incredible labyrinth of man made caves.

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

Hidden within a Netherlands crater is a stone bed that lets those who lie in it see the sky as a curved surface.

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

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