Berwyn Mountain UFO incident

Location of Llandrillo, Wales.

On 23 January 1974 on the Berwyn Mountains in Llandrillo, Merionethshire, Wales, lights and noises were observed that were alleged to be related to a UFO sighting on Cadair Berwyn and Cadair Bronwen. Scientific evidence indicated that the event was generated by an earthquake combined with sightings of a bright meteor widely observed over Wales and northern England at the time.