Illinois Topo Maps - National Geographic

Illinois National Geographic Topo

Over 2600 USGS Topo Maps for Illinois, Wisconsin and Michigan's Upper Peninsula on CD-ROM

TOPO! interactive mapping software enables you to view and print
your own seamless, customized topographic maps. Easy-to-use
tools allow you to draw routes, calculate elevation profiles,
add your own notes to the maps, and more. You can also
upload/download GPS waypoints, routes and tracks from Garmin and
Magellan GPS units. Works on Windows and Macintosh computers.

Check out the details for this state - product packaging shown
below for your convenience.