Local legend has it that an old, decaying staircase outside this cemetery is haunted by dozens of ghosts.

This turn of the century jail once held Charles Manson.

A mental health hospital dating back more than 139 years, now features a museum.

A black cottonwood gets a second life as a home for books.

This knockout museum lies in a sleepy corner of London.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

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

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

The Cimetière des Chiens et Autres Animaux Domestiques is one of the oldest pet cemeteries in the world.

A rare example of a German cemetery with traditional grave markers dating back several generations.

The ruins of an abandoned crematorium haunt an eerie deserted German cemetery.

The oldest Jewish cemetery in Europe survived Hitler's Germany.

The footprint of a frustrated devil in Munich's Cathedral.

The ruined doorway is a portal to the building's turbulent and torturous past.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

This 15th-century island fortress later served as home to the executioners no one wanted to live near.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

Ancient Greek oracle of the dead.