The largest mosque in Germany.

No need to strap in for a "ride" on this walkable roller coaster.

Twisted buildings adorn the banks of the Rhine river.

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

A once-magnificent collegiate church is falling into ruin.

Meet the bronze beloved pet to a family of famous peeing statues.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

A little sculpture with a large wardrobe.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.

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

Atop this former dutch railway office sits an interstellar work of art.

At the base of this tower, a plaque marks the original center point of the Netherlands.

Amsterdam's former hotspot for public executions and dissections.

Europe's first floating restaurant is home to a hilarious legend.

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

Lumps of significant stone from around the world surround a flaming monument for peace.

The location of the world's first telescope demonstration.

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.

Wind power station for making famous Ketel One vodka.

A massive stone fox oversees a Rotterdam elementary school crosswalk.

The European equivalent of the Hollywood Walk of Fame is slowly spreading over the entire city.

The Netherlands' first car tunnel has an unusually rectangular shape.

A condensed piece of China floating in a Dutch harbor.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.