10 Strange Unsolved Crimes | Mental Floss

Unsolved crimes are exhaustively covered throughout the media, but we have an inkling we'll share at least one unsolved crime from history in this episode that you're not familiar with. From unsolved art heists to mysterious crimes committed against (or by?) royals, you'll be wishing for a 17th century Robert Stack. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new Mental Floss episodes every Wednesday:    / @mentalfloss   Don't miss a video! Subscribe NOW:    / @mentalfloss   About Mental Floss: Mental Floss is where curious people come for trivia-tastic information. Mental Floss produces lists of fun facts, debunks common misconceptions, and tells untold stories from history, science, culture and more. Website: http://www.mentalfloss.com  Twitter:   / mental_floss    Facebook:   / mentalflossmagazine   Copyright Notice: This video and YouTube channel contain dialog, music, and images that are property of Mental Floss. You are authorized to share the video link and channel, and embed this video in your website or others as long as a link back to this YouTube Channel is provided. © 2025 Mental Floss 10 Strange Unsolved Crimes | Mental Floss    / @mentalfloss