Visitors to the Gorge can drive, bike, and hike on the Historic Columbia River Highway between Troutdale and The Dalles.
Flexibility in Highway Design - HISTORIC COLUMBIA RIVER HIGHWAY - FHWA
Historic Columbia River Highway State Trail, Oregon Trails
Historic Columbia River Highway State Trail, Oregon Trails
Historic Columbia River Highway State Trail, Oregon Trails
Oregon Department of Transportation
Columbia River Highway: Oregon Scenic Gorge Drive
Historic Columbia River Highway Collaborative – Oregon Solutions
Columbia River Highway
Historic Columbia Gorge highway is one step nearer completion, with world-class aspirations - OPB
Columbia River Gorge - Wikipedia
New Segment of Historic State Trail Opened - My Oregon News
Two More Miles of the Historic Columbia River Highway State Trail Are Now Open