Once housed in the towers of this Gothic church, this 17th century clock still ticks today.

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

The remains of a medieval wall discovered in the basement of a jewelry store.

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

The nerve center of a massive, state-of-the art radio telescope that sprawls across Western Europe.

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

Hop aboard a charming bog train to explore this rare open-air museum of peat.

An ancient Egyptian temple sits within a modern European museum.

The struggle of a small Dutch island against the sea.

Graffiti covers the walls of a room where university students through the centuries have waited nervously to defend their theses.

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

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

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

A late-medieval Dutch castle with trick fountains in its whimsical water gardens.

Amsterdam's former hotspot for public executions and dissections.

Science meets wall art to highlight the beauty of famous mathematical equations.

This large sand dune in the Netherlands is home to wind-whipped trees with "floating" roots.

Lombardy poplars planted to imitate the size and shape of the Cathedral of Notre-Dame de Reims.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

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

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

A bizarre form of natural mummification was discovered in the church of this Frisian village.

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

A preserved building where the dead were once watched for signs of life.