A mountainous region in central Washington, roughly bounded on the north by Skykomish River, Stevens Pass (US-2), Nason Creek, Wenatchee River, and Swakane Creek; and on the south by Green River, Stampede Pass, upper Yakima River, and Ryegrass Coulee (I-90). This region encompasses the Alpine Lakes Wilderness, Issaquah Alps, Mt. Si Conservation Area, Teanaway Community Forest, and Colockum Wildlife Area.
Thetis Creek Ski Loop + South Thetis Creek Bowl (Keechelus Mountains, WA)
Trip Date: March 29, 2008 Thetis Creek Ski Loop South Thetis Creek RidgeSouth Thetis Creek Bowl Trip
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