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Which mountain ranges formed the boundaries of the Plateau culture area?
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The Plateau culture area is defined by several mountain ranges that serve as its geographic boundaries:
- North: The region is bounded by low extensions of the Rocky Mountains, such as the Cariboo Mountains.1
- East: It is bordered by the Rocky Mountains and the Lewis Range.1
- South: The area is bounded by the Blue Mountains.1
- West: It is defined by the Canadian Coast Mountains and the Cascade Range.1