"Lady Bluebeard", "Hell's Belle", and the "Black Widow" are a few of the names that the horrific serial killer Belle Gunness is known by. Born in 1859, Belle Gunness has a confirmed total of 12 and may have as many as 40 or more victims. She's considered to be one of America's first Black Widows, and the mystery behind her story is one that has perplexed historians and true crime fans alike.