Red-orange phenomenon with flashes near Villebois-Lavalette

Summary

On January 5, 1977, two people in a car spotted a silent red-orange luminous phenomenon moving southeast to northwest. It remained visible for about ten minutes, producing flashes before slowly fading out. Other drivers on the same road reported flashes from a power line running in the same direction, which may be related. No further testimonies or conclusive explanation were obtained, and the case remains unsolved.