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Mysteries of the Abandoned: Hidden America (2025)
S4 E5 | The Vermont Doomsday Gun
0h 41m | TVPG | Science, Documentary
Watch Mysteries of the Abandoned: Hidden America online.
A research facility spawns new technology with earth-shattering implications; a coastal haven for African Americans changes the nation; a forgotten fortress fights off a Nazi submarine; a staunch building stands firm on San Francisco's darkest day.
See which package this show is available in
Mysteries of the Abandoned: Hidden America is available with the following DIRECTV Signature Packages
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Season
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2
1
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