Which is NOT in North Dakota? Rapid City Devils Tower is in: northeastern Wyoming The capital cities of both _____ are on the Missouri River. North Dakota and South Dakota Which is closest to Denver? Cheyenne Which is furthest from Oklahoma City? Amarillo The eastern side of _____ is NOT in the Great Plains. Nebraska The Sand Hills are in: central Nebraska Which city is NOT on the Arkansas River? Grand Island Which is furthest from Denver? Casper Badlands National Park is in: southwestern South Dakota Which is NOT in Manitoba? Red Deer Saskatoon is in between: Edmonton and Winnipeg Which is NOT in Saskatchewan?