Watch now | In this episode, we delve into the intriguing history of the Iron Mountain Underground Facility in Boyers, Pennsylvania—a former limestone mine converted for secure document storage by the US government.
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Pulling the Thread: Lime Mines…
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Watch now | In this episode, we delve into the intriguing history of the Iron Mountain Underground Facility in Boyers, Pennsylvania—a former limestone mine converted for secure document storage by the US government.