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

Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

This museum preserves over-the-top masterpieces that once qualified artisans for membership into a medieval guild.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

A musical instrument played by the sea.

Venice's "Island of the Mad."

Seventy-five miles of limestone caves host more than a million bottles of wine beneath a sleepy Moldovan town.

The video game-themed street art first popped up in the French city.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This Parisian gem is one of the most incredible ethnographic museums in the world.

This bridge was constructed from the rubble of the infamous Bastille.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

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

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.