In the final chapter of this three-part series, Miles O'Brien and aviation historian Ric Gillespie examine the physical evidence suggesting that the lost French aircraft L'Oiseau Blanc may lie beneath a remote pond in Newfoundland. From chemically analyzed engine fragments to newly understood magnetic anomalies, the case for Gull Pond comes into focus—along with a clear path forward to finally solve the mystery before the centennial of Lindbergh's flight in 2027.