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Veteran exposes government cover-up of UFO - National Park Mysteries

5:11

In Montana's Glacier National Park, a military veteran reveals the story of when the U.S. government covered up an alien encounter at a nuclear missile silo. National Park Mysteries takes you beyond the ordinary into the virtually unexplored areas of North America’s national parks. Each episode presents several perplexing stories detailing unusual events at sites. From death cults to pre-historic monsters, there’s a surprise behind every remote corner.