Many of Berdella's victims' bodies were reported to have never been found. Victim: Jerry Howellīerdella's first victim was also his first lover, 19-year-old Jerry Howell. Records of which he carefully kept in his personal diary along with photographs.

Berdella would drug his victims, repeatedly rape them, before killing them brutally.

He began his killings with his first boyfriend, Jerry Howell, who was 19 years old at the time. Robert Berdella was an American serial killer who tortured, raped and murdered at least 6 men. The image shows him having cut her hair short and forced to wear the black dress and heels. Perhaps one of the most famous photographs of a victim by their killer, the image shows Regina Kay Walters who's boyfriend was killed by Rhoades before he imprisoned her for a considerable amount of time, torturing and raping her repeatedly. Rhoades was convicted for his crimes in 1994 and sentenced to life in prison without parole. Rhoades had converted the rear compartment of his truck into a personal torture chamber where he would commit his heinous crimes. Robert Ben Rhoadesīetween 19, Robert Ben Rhoades was suspected to have tortured, raped and killed over 50 women, only 3 of which were confirmed and he was convicted for. Authorities later found a series of such photographs with many women being tortured and raped. One among his many victims, this photograph of Judy Ann Dull gained mass media attention once the killer and his acts were discovered. Posing as a photographer Glatman would lure girls under the guise of offering them modelling opportunities, and then torture and rape, before eventually killing them.

Known as the 'Lonely hearts killer', Harvey Glatman was an American serial killer who exhibited his antisocial behaviour and sadomasochistic sexual tendencies from a very early age. And, their victims (may their souls rest in peace) who were captured on film by their killers moments before their deaths. Here are 5 serial killers who were known to have documented their inhumane crimes in notes and photographs. Perhaps nothing can testify to that more than someone who's taken a life - more so as an act of pleasure. Humans are capable of cruel and despicable acts.

These images are graphic in nature, to say the least, and should not be taken lightly. Disclaimer: Before you even continue reading this story, we strongly advise viewer discretion.

Photos serial killers took