The Intermountain West, or Intermountain Region, refers to both a geographic and a geological area in the Western United States. The Intermountain West is found between the Cascade Range and Sierra Nevada to the west and the Rocky Mountains to the east.
Categories: [Idaho] [Montana] [Wyoming] [Oregon] [Washington] [United States Geography] [Geography] [Western United States] [Regions of the Western United States] [Regions of the United States] [United States Geography] [United States of America]