Serial killers are real-life nightmares.

Some of the most fascinating people are the evilest. Serial killers have been a widespread phenomenon and dominating news stories for decades. The intrigue of learning the stories behind these renowned criminals has continuously drawn audiences in. With the popularity of Netflix’s Dahmer and books like Helter Skelter, there’s no question that people are hungry for more—and there’s plenty to choose from. 

There are an array of shows, books, documentaries, and more about serial killers real and fictionalized. Read about Jack the Ripper’s anonymous rampage through London in the 1880s or how they finally discovered the identity of the Zodiac Killer in recent years. If you’re a fan of true crime in any capacity, there’s something out there about serial killers for you.

Here are some chilling places to start: 

• Over 40 of the most disturbing serial killers
• Terrifying serial killers who were never caught
• Notorious female serial killers who committed chilling crimes
• 10 of the most depraved serial killers of all time

Peruse the stories before for even more unsettling facts about serial killer.