North Dakota national forest maps
Cartahaven has 5 national forest maps of North Dakota, all free. Forest visitor maps, motor vehicle use maps and winter travel maps from the USDA Forest Service: which roads and trails are open, to what, and when.
Download one to your phone and the map app shows your GPS position on it with no cell signal.

Cedar River National Grassland Motor Vehicle Use Map (MVUM) (2025)
Forest roads and trails open to vehicles
Forest Service Maps

Cedar River National Grassland, Dakota Prairie Grasslands
Forest Service forest map

Little Missouri National Grassland, Dakota Prairie Grasslands
Forest Service forest map

Sheyenne Motor Vehicle Use Map (MVUM)
Forest roads and trails open to vehicles
Dakota Prairie Grasslands (2018)

Sheyenne National Grassland, Dakota Prairie Grasslands
Forest Service forest map