Belgian UFO Wave (Unsolved Mysteries)

The Belgian UFO wave peaked with the events of the night of 30/31 March 1990. On that night unknown objects were tracked on radar, photographed, and were sighted by an estimated 13,500 people on the ground - 2,600 of whom filed written statements describing in detail what they had seen. Following the incident the Belgian air force released a report detailing the events of that night.