Some of the most interesting UFO evidence comes in the form of old photographs taken before photo editing software existed. There is a small percentage of UFO cases that have no rational explanation. The UFOs in the old photos below could actually be of extraterrestrial origin.
10Mt. Washington, New Hampshire – 1870
This photograph depicts a cloud formation over the summit of Mt. Washington in the Winter of 1870 – 1871. The image is part of an antique stereo-view that happens to contain an unexplained cigar shaped UFO.