Blog posts : "ufo sightings 20th and 21st centuries"

UFO Sightings reported during 20th and 21st centuries

Large, silent, Black Triangular UFOs hovering or slowly cruising at low altitudes over cities and highways with certain common features have been a popular reported UFO Sighting occurrence for many years. Black triangle UFOs have been claimed to be visible to radar. During the 1989-1990 Belgian U…

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