| Federal |
| The National Park Service |
| Army Corps of Engineers |
| State |
| Illinois Department of Natural Resources |
| Department of Commerce and Community Affairs |
| Regional |
| Northeastern Illinois Planning Commission |
| Lower Des Plaines Ecosystem Partnership |
| The Metropolitan Water Reclaimation District |
| County's |
| Cook |
| DuPage |
| Will |
| Cities and Villages |
| Other Civic Center Authorities |
| Aurora Civic Center - Paramount & Copley Theaters |
| Danville Civic Center Authority - Palmer Arena |
| Decatur Civic Center |
| Peoria Civic Center |
| Prairie Links |
| Illinois Nature Preserve Commission |
| Wolf Road Prairie - Save the Prairie Society |
| Liberty Prairie |
| PLANTS - on-line plant identification database |
| Rendezvous' |
| Feast of the Hunters Moon |
| Smoke and Fire Company |
| Canals |
| The American Canal Society |
| American Canals at the Canal Corridor Association's website |
| Recreation |
| I&M Canal State Trail |
| Grand Illinois Trail |
| c |