Midewin National Tallgrass Prairie — Forest Service forest map
by Forest Service Maps (public domain) · Illinois, US
A free GeoPDF for offline GPS in the Cartahaven app, with free updates. How it works offline
What you get
- Your GPS position on the map. A blue dot on this official sheet shows where you are.
- Works with no signal. Download it once; the map and your GPS position keep working with no cell signal.
- Tracks, placemarks and photos. Record where you go, drop pins, and export GPX, KML or GeoJSON.
- Free updates. When a new edition is published here, it’s yours at no cost.
- 1Tap “Get this map”: it’s added to your free account.
- 2Open the Cartahaven app on your phone and sign in.
- 3Tap “Get my maps”. It’s on your phone, ready offline.
The app runs on iPhone, Android and in desktop browsers. Install it · How offline GPS works
Where this map covers
More maps of Midewin National Tallgrass Prairie and Illinois.
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Version history
Version 1 · Nov 6, 2026 · 13.0 MB