One of the world's largest collections of pathological specimens.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The anatomical-pathological collection of a man who changed surgery.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

An emporium for the weird, creepy, rare, and just plain gross.

The final resting place of New Orleans' most famous voodoo priestess.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

Home of an evil witch famous within southern folklore.

This lab's maddening silence is good for business but bad for sanity.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

A hand-built folk art installation covered with messages of God's love.

An isolated dive site teeming with cnidarians.

Eighteen miniature death-scene dioramas.

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

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

The world's largest collection of witchcraft regalia.