A vast area of basalt lava flows in Eastern Washington, roughly bounded on the west by the Columbia River, on the east by the Idaho border, on the north by the Columbia River and Spokane River, and on the south by the Oregon border. This region encompasses Grand Coulee and Moses Coulee.
North Chukar Mesa Loop via Blythe Lake—Chukar Lake—Marsh Unit One (Potholes Basin, WA)
Trip Date: April 30, 2025 North Chukar Mesa Hiking Loop Blythe LakeChukar LakeMarsh Unit OneNorth Chukar Mesa Trip...