Berwyn Mountain UFO Incident: Tremors, Lights, and Competing Explanations Discuss on | Reddit he Billy Meier Contacts Reports: Book 1 Billy Meier Atlas of Unidentified Flying Objects Andy McGrillen Comulytic Note Pro AI Voice Recorder, Unlimited Transcribe & Summarize Passport to Magonia: From Folklore to Flying Saucers Jacques Vallee Our recommendations from Amazon history.co.uk Berwyn Mountain UFO: The Welsh Roswell When the Berwyn Mountain UFO was spotted in 1974, it got local villagers talking – but could an alien spacecraft really have crash-landed in North Wales?