UFO Sightings Taken Seriously By the U.S. Government – Interactive Map
https://www.history.com/ufo-sightings-location-map

Mysterious lights. Sinister saucers. Alien abductions. Between 1947 and 1969, at the height of the Cold War, more than 12,000 UFO sightings were reported to Project Blue Book, a small, top-secret Air Force team. Their mission? To scientifically investigate the incidents and determine whether any posed a national security threat. Here are some of their most fascinating cases, along with other seminal UFO sightings. This will be added to Business Intelligence Resources Subject Tracer™. This will be added to Entrepreneurial Resources Subject Tracer™. This will be added to the tools section of Research Resources Subject Tracer™ .