Great Plains
geographical name
elevated plains region of the west central U.S. and western Canada east of the Rocky Mountains and chiefly west of the 100th meridian extending from northeastern British Columbia and northwestern Alberta southeast and south to include the Llano Estacado of New Mexico and Texas
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“Great Plains.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Great%20Plains. Accessed 1 Dec. 2024.
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