| | The '''Great Plains''' refers to a roughly 502,000 square mile area the lies west of the [[Mississippi River]] and east of the [[Rocky Mountains]]. It includes the states of [[Colorado]], [[Kansas]], [[Montana]], [[Nebraska]], [[New Mexico]], [[North Dakota]], [[Oklahoma]], [[South Dakota]], [[Texas]] and [[Wyoming]]. | | The '''Great Plains''' refers to a roughly 502,000 square mile area the lies west of the [[Mississippi River]] and east of the [[Rocky Mountains]]. It includes the states of [[Colorado]], [[Kansas]], [[Montana]], [[Nebraska]], [[New Mexico]], [[North Dakota]], [[Oklahoma]], [[South Dakota]], [[Texas]] and [[Wyoming]]. |