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

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

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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

The celebrated eyesore created by starry-eyed sweethearts.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

France's Lilliputian park displays over 100 of the country's monuments for visitor perusal.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

There has been an astronomical clock on this spot since the 14th century.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

One of the most historical literary characters continues to stroll his hometown.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

The world's largest wooden structure.