One woman's decades-long obsession with the "La Fée Verte."

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

How did a French journalist’s grave become the sexiest statue in the cemetery?

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

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

Abandoned railway line circling the city of Paris.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

A unrivaled and rather horrifying collection of wax dermatological models.

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

An extraordinary collection of 18th century anatomical waxworks.

Weird wax anatomical models reside here, as do other anatomical specimens.

A museum which takes visitors to the côté obscure of Paris.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

This massive subterranean fissure is known as the "underground Grand Canyon."

Tubing through a cave lit with glowworms is a magical underground experience.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

A giant portrait of an ancient king looms over the river.

Moss and stone turn this waterfall into an otherworldly liquid veil.

A small town Romanian cemetery filled with darkly humorous gravestones.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

The Natural History Museum that time forgot.