One part local history, 99 parts gruesome haunted house.

Catacombs turned marketplace.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

A dozen cast iron leopards stand guard along the length of Aberdeen's Union Bridge.

Rotterdammers' dirty minds gave this Santa a dirty nickname and cursed it to a life of wandering.

A statue of the second-tallest Dutchman in history.

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

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

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

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

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

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

The site is dedicated to an investigative journalist whose murder triggered a political uproar that changed Slovakia forever.

A series of bronze circus performers spread throughout a Slovakian shopping center.

We're not in Kansas anymore: the Strabag headquarters has a playful upside-down addition.

Dedicated to a synagogue that was destroyed after having survived World War II.

This statue points to another unusual companion work of art often overlooked by visitors.

Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

In an area known in Bratislava’s postal history, this sculpture sits equipped with a functional postbox.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

According to the local legend, these boys and ducks were turned to stone by an angered water goblin.

A sculpture of the beloved author surrounded by characters from his fairy tales.