Dolls of all shapes and sizes display the eras of femininity in this spooky and beautiful collection.

The oldest stone house in Paris was built by its most famous alchemist.

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

The curious underground history of keeping Paris clean.

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.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

A museum of carnival attractions where you are invited to ride the rides.

France's most famous cemetery, with some of its most curious tombs.

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

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

Lavish royal estate punctuated with heated greenhouses.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

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

The Devil’s own choice when he needs a drink in Brussels.

The final resting place to 300 Victorian-era pets hides inside the city park.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

A hands-off space for graffiti artists to hone and display their skills.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

Brussels' favorite peeing boy has a sister.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.