Becca van Sambeck

Dorothea Puente ran a boarding house for the elderly, disabled, or otherwise ailing in Sacramento, California, but her motives were anything but altruistic.

Three women found dead in the Seattle area had ties to the nightclub scene — and so did their killer.

The so-called "I-95 Killer" pursued gay men and placed items like leaves, socks, and sex toys in their mouths after their brutal murders.

Steven Brian Pennell, also known as the "Route 40 Killer," picked women up off the highway before torturing and killing them.

Ted Bundy killed at least 30 women across the country during the '70s. 

Bruce McArthur was eventually convicted of killing eight men, most of whom had vanished from Toronto neighborhood The Village in the span of a few years.

Bruce McArthur was eventually found guilty of murdering eight men in the Toronto area – but the investigation first began as a possible cannibalism case.

Rifkin, who murdered 17 women in a four-year period, would sometimes bring his victims to the Long Island house he shared with his mother and sister.

 Joel Rifkin murdered 17 women and was sentenced to 203 years in prison. In “Rifkin on Rikfin: Private Confessions of a Serial Killer,” he reveals all.

Dorothea Puente’s “Murder House” in Sacramento attracts visitors to this day, thanks to its eccentric appearance and the macabre stories surrounding the property.