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McConnell's Mill State Park
McConnell's Mill State Park is an outstanding geological example of land and watershed formation indirectly resulting from glacial diversion of a stream. An important secondary characteristic at this site is the surrounding old growth forest.
Location: Lawrence County, PA
Year designated: 1972
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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.
Last Updated: June 28, 2012