A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

The first museum in the world devoted to sexual gadgetry.

Walk through Czech history in Prague's largest graveyard.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

The Neapolitan Cult of the Dead still cares for the skulls at this mini-Fontanelle.

This Neapolitan exhibition hall grants weird and wonderful insight into the intricacies of human biology.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.

An eerie, little-known Neapolitan museum filled with preserved human remains.

Thousands of well-dressed mummies below a monastery.

Paris' fabled purveyor of exotic taxidermy and natural history curios.