Go inside to really appreciate this 500-year-old technological masterpiece.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

This cheese shop also houses a museum devoted to Dutch dairy.

A floating cat sanctuary on an Amsterdam canal.

The attic of a four-century-old canal house hides a clandestine church.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Cat art as far as the eye can see.

A public urinal so pretty, it was declared a national monument.

Climb inside an iron crystal magnified 165 billion times its normal size.

When you're a great Russian Tsar, even your vomit gets a statue.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A little sculpture with a large wardrobe.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

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

This modern arts center is built around a gem of late-Baroque architecture.

The Devil’s own choice when he needs a drink in Brussels.

Brussels' favorite peeing boy has a sister.

Cozy basement bar sports an inventory of over 2,000 beers.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

César Baldaccini's iconic sculpture of a 40-foot thumb stands tall in La Défense.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.