In December 1975, on the Isle of Mull in Scotland, pilot Norman Peter Gibbs took off for a recreational flight around the island. He was never heard from again in circumstances so strange that people have been trying to unravel the mystery ever since.  Written by Diane Hope and produced by Richard MacLean Smith Find us at youtube.com/@unexplainedpod, tiktok.com/@unexplainedpodcast, twitter @unexplainedpod, facebook.com/unexplainedpodcast or www.unexplainedpodcast.com for more info. Thank you for listening.See omnystudio.com/listener for privacy information.