For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Rock Creek Research Natural Area
Rock Creek Research Natural Area, located within the Daniel Boone National Forest, harbors one of the few virgin hemlock-hardwood forests remaining in Kentucky.
Location: Laurel County, KY
Year designated: 1975
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