A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

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

This recessed garden protects thousands of mountain plants by creating its own microclimates.

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

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

This museum houses an imposing skeleton army comprised of creatures great and small.

Notorious artist squat renovated into legal studios.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

This statue of a studious young woman stands at the site of Leuven's first college to accept female students.

A tiny metropolis resides inside this student housing complex.

No shoes allowed on this trail, which is designed to be experienced barefoot.

The tallest church in Mechelen might have been the tallest in the world if not for a lack of funds.

Banished from town, this local jester concocted a clever return.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

What was once a bustling mining installation is now a bustling hub of contemporary art.

A man throwing a giant severed hand towers over Antwerp’s main square.

A giant bug impaled on a 75-foot-tall needle.

This whimsical statue dumps water on its head to symbolize knowledge flowing into his brain. Or maybe booze.

Most prolific publishing house in the 1600s open to the public.