For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Hoosier Prairie is the last large tract of prairie near the eastern margin of the "Prairie Peninsula." The site contains a great diversity of community types, with nearly 300 vascular plant species identified here.
Location: Lake County, IN
Year designated: 1974
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