Pinterest Facebook Twitter Email Was Marilyn Monroe Murdered? 02:16 A housekeeper and a president may hold clues to Marilyn Monroe's death. From: Don Wildman, Mysteries at the Museum and Anthrax, Marilyn Monroe, Hunley Submarine Similar Topics: History Travel's Best Related Videos Excavating Ice Age Fossils 02:59 Salton Sea Disaster 02:48 California 'Venus' Shot Dead 02:25 A Car Too Good to Be True 03:13 First Nuclear Missile 02:25 Steve Jobs' First Venture 03:02 The San Francisco Fire of 1906 03:02 A Surgery to Reverse Aging? 03:09 More Videos A Starlet's Invention 02:47 Mouthy Deep Sea Predator 01:00 Theremin's Amazing Invention 01:13 Counterfeit Currency 03:41 Black Market Spirits 03:06 First Nuclear Test in History 02:29 Inside Capone's Haunted Cell 02:37 Combat Sub Sinks Union Ship 03:59 Moon Rock Heist 02:44 USS Intrepid: Floating Museum 02:25 The Pretty Boy Floyd Mystery 02:22 Byrd's Perilous Arctic Flight 02:54 Cannibalism in the Arctic 03:54 The Invention of Chewing Gum 03:02 Did a Cow Cause Chicago Fire? 02:51 A Deadly Maritime Tragedy 02:44 We Recommend Mysteries at the Museum 11 Photos