Uncovering Decades of UFO Cover-Ups

In the 70 years since the famed Roswell UFO crash, there is a long history of allegations involving alien phenomena and their supposed government cover-ups. See more in this special "UFO Conspiracy: Hunt for the Truth." ABOUT THE HISTORY CHANNEL: The HISTORY® Channel, a division of A+E Global...

82 min - Archaeology & Mysteries - HISTORY

More: UFOs documentaries

Read Deeper: UFOs

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4. The UFO experience by J. Allen Hynek - View on Amazon

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