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Powwow Freeway
Photo: Headdresses at last year’s Wildhorse Powwow. The 24th Annual Wildhorse Powwow will be July 6-8. wildhorseresort.com Some say the Blue Mountains of Northeast Oregon, a vast lava flow that emanated from fissures in the earth, are the foothills of the Rockies. The escarpment rises abruptly from 1,000 feet at Pendleton to 3,600 at the…