The creepy -- and possibly haunted -- ghost town of Cahawba, Alabama

The legend of Sawney Bean, a cannibal who supposedly lived in a cave in Scotland in the 1600's and killed numerous travelers

The history and hauntings of McRaven House in Vicksburg, Mississippi

The murder of Marlene Major, who was killed by her husband, Bill Major, in 1980. The case wasn't solved until 2003.

Examine the legend of Gore Orphanage, a supposedly haunted orphanage in Ohio that may or may not have actually existed.

The case of the 'Persian Princess,' who was initially thought to be an ancient mummy but is now a modern Jane Doe

Exploring the phenomenon known as 'spontaneous human combustion' and whether it actually exists at all

The Jane Doe formerly known as 'The Lime Lady' was found in 1980 and finally identified in 2019.

Exploring the phenomenon of so-called 'vampire graves' and how they came about

Exploring the West Mesa murders, a series of unsolved murders in Arizona thought to be the work of a serial killer

Charleville Mansion in India has long been rumored to be haunted

5-month-old Brianna Lopez was abused to the point of her death in 2002. Her murder led to new legislation in her home state of New Mexico.

The haunted history of Cumber House in Northern Ireland

A few more John and Jane Does

The Piltdown Man: Archaeology's biggest hoax?

Is The Kremlin haunted?

The controversial case of Cameron Todd Willingham, who was executed for killing his three children. Many people believe he's innocent.

The controversial case of Cameron Todd Willingham, who was executed for killing his three children. Many people believe he's innocent.

Bonaventure Cemetery in Savannah, Georgia has long been rumored to be haunted.

13-year-old Kacie Woody was killed in 2002 by a predator who lured her in an online chatroom.