The "Door to Hell" has been burning for almost half a century, and the geologists monitoring it have no idea how long it will take to stop....

Ancient Athenians believed using small animals in their curses could transfer their helplessness to their victims. This particular jar held a chicken, mutilated with a nail....

These chilling watercolors made by a soothsayer are accompanied by rituals on how to fight each demon....

Vicious quickly became the prime suspect of the murder....

Hoping to secure better trading opportunities in the Americas, the British used the story of Robert Jenkins' severed ear as an excuse to go to war with Spain....