1. From 1939 to 1940, Leonarda Cianciulli from Montella in southern Italy killed three middle-aged women, turning one of them into bars of soap, which she distributed amongst her friends.
2. Cleveland-based restaurant Ray's Sausage spent nearly $30,000 trying to combat a foul odor they were accused of emitting into the neighborhood. It was later discovered that the odor actually came from their next-door neighbor Anthony Sowell, a serial killer who was keeping his victims' decomposing bodies.
3. Serial killer Rodney Alcala, who's suspected of having killed up to 130 people according to some reports, appeared on The Dating Game and was chosen as the winning bachelor:
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Alcala is currently on death row, guilty of murdering five people in California and two in New York. His final death count is currently unknown.
4. In Pakistan, a judge convicted serial killer Javed Iqbal of murdering 100 children. The killer was sentenced to be strangled with an iron chain, chopped into pieces, and dissolved in acid in front of the victims' parents.
5. In Wichita, Kansas, Dennis Rader, the BTK killer, was caught after sending a floppy disk to police. In a prior message, Rader asked the police if it would be safe to "communicate with a floppy and not be traced to a computer." The police basically responded, "Yeah, sure."
6. Richard Trenton Chase, who drank the blood and cannibalized the remains of his victims, would only enter victims' houses that had unlocked doors.
7. Vlado Taneski, a Macedonian journalist, was arrested on suspicion of being a serial killer. The journalist had written several articles that included details the police had not made public, and that only the killer would've known.
8. In Anchorage, Alaska, Robert Hansen was arrested and convicted of killing 17 women in a 12-year span through the '70s and '80s. He would often abduct and release his victims, only to hunt them down in the Alaskan wilderness with a rifle.
9. John Wayne Gacy, the so-called Killer Clown, actually met first lady Rosalynn Carter in 1978, six years after he began murdering people.
10. In 1970, Ted Bundy saved a 3-and-a-half-year-old toddler from drowning. No one had actually seen the toddler wander away except for Bundy, who sprang into action to save the child.
11. Kenneth Bianchi, one half of the Hillside Strangler duo, who raped and murdered 10 women, applied for a job with the LAPD, and actually participated in some ride-alongs.
12. H.H. Holmes, considered "America's first serial killer," would sell his victims' skeletons to medical schools.
13. After his wife left him for another man, Albert Fish tacked needles into his groin and abdomen, whacked himself with a nail-studded paddle, and inserted a piece of cloth drenched in lighter fluid into his anus, which he then set on fire.
14. Henry Lucas once refused to join his partner Ottis Toole in eating a human leg that he filleted and barbecued. His reason: "I don't like barbecue sauce."
15. Danny Rolling, the Gainesville Ripper, would pose his victims' corpses to accentuate the shock value. He left the head of one of his victims on a bookshelf, while her body was left in a seated position.
16. And finally, Robert "Willie" Pickton would grind up his victims in a woodchipper and feed them to his pigs.
