Stephen Mather Wilderness
Concrete, WA
Nature
The Stephen Mather Wilderness is a 634,614 acres wilderness area honoring Stephen Mather, the first director of the National Park Service. It is located within North Cascades National Park, Lake Chelan National Recreation Area, and Ross Lake National Recreation Area in the North Cascade Range of Washington, United States.
From Wikipedia, CC BY-SA 4.0
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