The 1976 Canary Island UFO sighting was a UFO incident that occurred over the Canary Islands on the 22nd of June 1976. The sighting is notable for several reasons: Duration; the encounter lasted over 40+ minutes. Multiple Locations; The UFO was observed in Tenerife, La Palma, La Gomera, Grand Canary and by a ship at sea. Multiple Witnesses; The UFO was witnessed by several hundred people, including both civilian and military personnel. The official report on the incident, by the Spanish air force, was declassified in June 1994, but much of its content had already been released to the public in 1977, after journalist J Benitez obtained a number of military files and used them as the basis of a book on UFO cases.