Chilling photos from serial killer and murder cases that will haunt you forever:

1. This photo shows serial killer Joe Metheny, who confessed to eating his victims and storing their remains in his refrigerator. He claimed that, at one point, he mixed their flesh with the meat he sold at his roadside BBQ stand. Metheny said there wasn't much difference between the taste of pork and human flesh, and the customers didn't notice.

2. This note from "the Lipstick Killer," aka William Heirens, who killed three women in Chicago between 1945 and 1946.

3. The mask worn by Dennis Rader when dressing up and carrying out his attacks.

4. This "soup bowl" (a human skull) found in serial killer Ed Gein's house.

5. The final photo taken of Regina Kay Walters and her murderer, Robert Ben Rhoades.

6. Homosexual necrophiles Dennis Andrew Nilsen (left) and Jeffrey Lionel Dahmer (right) side by side. Both of their youngest victims were 14, both favored rum and coke as drinks, both boiled their victims' heads, both were former military, and both had severe abandonment issues.

7. Japanese serial rapist, serial killer, Navy veteran, and self-confessed war criminal Yoshio Kodaira, whose face is concealed with a straw hat, is escorted into court. In addition to killing several Japanese women, Kodaira said he committed various war crimes while in China, 1947.

8. Ted Bundy's "murder kit."

9. This X-ray of serial killer, cannibal, and sex offender Albert Fish's pelvis and perineum, with more than two dozen self-embedded needles in it. He had a self-harm and sexual mutilation kink.