The Midwestern United States includes Kansas and Nebraska.
 The Great Plains occupy most of western Nebraska, with the region consisting of several smaller, diverse land regions, including the Sandhills, the Pine Ridge, the Rainwater Basin, the High Plains and the Wildcat Hills
 The southeastern part of the state is part of northern AppalachiaSouth Dakota: Louisiana Purchase, Great Plains, and Missouri River stateWisconsin: Old Northwest, Mississippi River, and Great Lakes stateVarious organizations define the Midwest with slightly different groups of states

