Watch this Geocaching.com Presents video: Unlocking Hidden History. See how the adventure of geocaching reveals a hidden world around you. It happens whether you’ve found a new park, a new viewpoint or unlocked a hidden history.
Go along as two Pennsylvania geocachers lift the veil on the history of a former prison, and discover how similar institutions of reform are found on four continents. Have you ever discovered a hidden history while geocaching?
Click the image to unlock local history
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