For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Horseshoe Lake Nature Preserve
Horseshoe Lake Nature Preserve contains diverse aquatic and terrestrial flora and fauna and mature stands of bald cypress. The site is on the migration corridor of many waterfowl, as well as being an overwintering site for thousands of Canada geese.
Location: Alexander County, IL
Year designated: 1972
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