Project Blue Book was one of the most secretive government schemes of all time! In the mid-20th century, Blue Book investigated thousands of UFO sightings all across America, and there are still hundreds of "unexplained" cases. Today, many of the Blue Book files have been declassified... and there are still plenty of mysteries that need solving! read more...
What Did Project Blue Book Find? | Unveiled
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VOICE OVER: Ryan Wild
WRITTEN BY: Caitlin Johnson
