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

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

Giant topiary dog once played a role in a terrorist bomb plot.

This 19th-century fountain's namesake animal isn't what you think it is.

The sunken structure looks like the victim of a catastrophic flood.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

An eatery in a shallow river where diners can enjoy their meal mere feet from the base of an artificial waterfall.

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.

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

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

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

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

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

The final resting place of one of the most sensational guitar players of all time was created only after his father got the rights to his music.

Sleep beneath the big screen at this old-school movie theater.

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

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.

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

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

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