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

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

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

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

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.

Paris' linguistic guide to the international language of, yes, love.

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

This massive library holds what was once the largest book collection in the world.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

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

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The house that took a plunge into the facade of a museum.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A quaint Russian village in the middle of a German metropolis.

Seat of the Duke and Duchess of Devonshire for centuries.

The view from this giant Stone Age toad is unexpectedly beautiful.

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

This popular square's history as the former site of a church is right beneath your feet.