Highway 14: By action of the Washington State Legislature, the highway between Clarkston on the Idaho border and Ilwaco at the mouth of the Columbia River has been designated an official Lewis and Clark Trail Highway. Markers, as adopted by the Federal Lewis and Clark Trail Commission, have been erected intermittently along the route by the Washington State Department of Transportation.

Columbia Hills Park, Horsethief Lake State Park, Washington across from The Dalles, Oregon.   Here the Corps camped, after running the “Narrows” and visited an Indian village. Several petroglyphs to view in the park including “She Who Watches”.