Cedar River National Grassland is a National Grassland located in North Dakota, USA. Along its southern border. Within the grassland are topographic features such as level plains and rolling hills. Dry streams and some small flowing streams exist throughout the park. U.S. National Grasslands are protected areas of the United States. ... State nickname: Peace Garden State, Roughrider State, Flickertail State Other U.S. States Capital Bismarck Largest city Fargo Governor John Hoeven (R) Senators Kent Conrad (D) Byron Dorgan (D) Official languages English Area 183 272 km² (19th)  - Land 178 839 km²  - Water 4 432 km² (2. ...