📖 Almanac X · incident
Belgian UFO Wave
📅 1989-11-29
📍 Belgium
The Belgian UFO wave was a series of sightings of triangular UFOs in Belgium, which lasted from 29 November 1989 to April 1990.
The Belgian UFO wave was a series of sightings of triangular UFOs in Belgium, which lasted from 29 November 1989 to April 1990.