Dirk Vander Ploeg of the website UFO Digest submitted us this interesting info-graphic with some interesting facts about the UFO phenomenon.
Along with this, there is a section about Project Blue Book - which was the United States Air Force name for a project that investigated UFO reports between 1947 and 1969.
Note: Click on the info-graphic to enlarge and to zoom in.
Additional information and analysis on the remarkable 5 UFO sightings please visit the links below.
Case 1: McMinnville Incident
Case 2: Piney Woods Incident
Case 3: The Westall UFO
Case 4: Trans-En-Provence Incident
Case 5: Edwards Air Force Base Sighting (video)
Dirk Vander Ploeg, author of the above info-graphic, is the Managing Director of UFO Digest, a website which provides the latest UFO news and commentaries from contributors and columnists from around the world. Website UFO Digest: http://ufodigest.com/