Illinois and Michigan Canal State Trail
- Currently 61 miles in length, this trail offers visitors scenic hiking, bicycling and snowmobiling opportunities.
- http://dnr.state.il.us/lands/landmgt/parks/i&m/main.htm

Illinois Association of Park Districts
- Representing park districts, forest preserves, and conservation agencies in Illinois.
- http://www.ilparks.org/

Volo Bog State Natural Area
- This natural area contains Volo Bog, the only "quaking" bog in Illinois to have an open water center. Located in Ingleside.
- http://dnr.state.il.us/lands/landmgt/PARKS/R2/VOLOBOG.HTM

Illinois State Parks Interpretive Programs
- Department of Natural Resources offers interpretive programs at 21 sites throughout the state. Interpreters at these sites lead guided hikes and tours through the park's trails and facilities, offer on-site and off-site school group programs, coordinate s
- http://dnr.state.il.us/lands/education/interprt/intro.htm