|
 | Loading… |
| Lighthouse |
| Metro and City Park |
| National Forest |
| National Historic Landmark |
| National Historic Site |
| National Historical Park |
| National Memorial |
| National Park |
| National Recreation Area |
| National Seashore |
| National Wildlife Area |
| National Wildlife Refuge |
| State Fish Hatchery |
| State Fishery Area |
| State Forest |
| State Historic Site |
| State Memorial |
| State Natural Area |
| State Nature Preserve |
| State Nursery |
| State Park |
| State Preserve |
| State Recreation Area |
| State Reserve |
| State Wildlife Area |
| State Wildlife Management Area |
| State Wildlife Refuge |
|
| | | |
| Hoosier Prairie State Nature Preserve | State Nature Preserve | 26.7 | Schererville | Indiana |
| Channahon Parkway State Park | State Park | 34.4 | Channahon | Illinois |
| Silver Springs State Park | State Park | 39 | Yorkville | Illinois |
| Indiana Dunes State Park | State Park | 39.6 | Chesterton | Indiana |
| Goose Lake Prairie State Park | State Park | 39.7 | Goose Lake | Illinois |
| Heidecke State Fish and Wildlife Area | State Wildlife Area | 41 | Morris | Illinois |
| Moraine Hills State Park | State Park | 41.1 | McHenry | Illinois |
| Volo Bog State Natural Area | State Natural Area | 43 | Grant | Illinois |
| Illinois Beach State Park | State Park | 43.6 | Zion | Illinois |
| William G Stratton State Park | State Park | 44.5 | Morris | Illinois |