Montana geology and topography map; USGS: A tapestry of Time and Terrain.
What does "Montana" mean?
The name Montana is based on the Spanish word for mountain (montaña). Western Montana is forested and mountainous (part of the Rocky Mountain range), but the eastern section is a high barren plain. All State Name Origins
The name "Montana" was proposed in 1864 when the area was sub-divided from the Nebraska Territory. Montana was admitted as a state in 1889.
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