What if the leader of America's greatest Arctic expedition didn't die from the cold-but from betrayal?In 1871, explorer Charles Francis Hall set sail aboard the Polaris, leading what was supposed to be a triumphant quest to plant the American flag at the North Pole. But just months later, Hall was dead-raving of poison, calling out his betrayers, and clutching his stomach after drinking a final cup of coffee in his snowbound cabin.The official verdict? Stroke.The truth? Frozen for nearly a century beneath Arctic silence-until a historian unearthed his body and found the one thing that could speak louder than testimony: arsenic in Hall's bones.The Unsolved Murder of Charles Francis Hall: Death and Deception in the Arctic is a cinematic true crime investigation that reconstructs one of the most haunting cold cases in American exploration history. Written with emotional depth and forensic clarity, this book blends dramatic storytelling with meticulous research-retracing the expedition's collapse, the toxic rivalries onboard, and the chilling legacy left in its wake.