 
 <translate> The relevant information is: The Great Plains (sometimes simply "the Plains") is the broad expanse of flat land (a plain), much of it covered in prairie, steppe, and grassland, that lies west of the Mississippi River tallgrass prairie states and east of the Rocky Mountains in the United States and Canada. Therefore, the final answer is the Mississippi River tallgrass prairie states and east of the Rocky Mountains. <ibo> Ozi dị mkpa bụ: The Great Plains (mgbe ụfọdụ nanị "The Plains") bụ ebe sara mbara nke ala dị larịị (ala dị larịị), ọtụtụ n'ime ya na-ekpuchi prairie, steppe, na ahịhịa, nke dị n'ebe ọdịda anyanwụ nke Mississippi River tallgrass prairie states na n'ebe ọwụwa anyanwụ nke Ugwu Rocky na United States na Canada. Ya mere, azịza ikpeazụ bụ Mississippi River tallgrass prairie states na ọwụwa anyanwụ nke Rocky Mountains. 