Overview
Illinois has a wide variety of state owned and administered protected areas: state parks, state forests, state recreation areas, state fish and wildlife areas, state natural areas, and one state trail. They are all administered by the Illinois Department of Natural Resources.
There is also one national forest, Shawnee National Forest, and several other sites administered by the National Park Service, including portions of National Trails. There are also National Wildlife Refuges.
Read more about this topic: List Of Protected Areas Of Illinois