Top 10 Unsolved Serial Killer Mysteries

These serial killer conundrums continue to baffle authorities and amateur sleuths the world over. Welcome to WatchMojo, and today we’re counting down our picks for the most unsettling mysteries involving serial killers. Our countdown of unsolved serial killer mysteries includes The West Mesa Bone Collector, Jack the Ripper, The Alphabet Killer, and more! Do you have the answers to these mysteries? Let us know in the comments below!

Watch more serial killer videos here:
10 Serial Killers That Are STILL ACTIVE: https://youtu.be/HEKmC0y4nqk
20 Cold Cases That Were Finally Solved: https://youtu.be/aFlo8G7NpsM
Top 20 Serial Killers Who Were Never Caught: https://youtu.be/S8eo4-URLpA

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