The Columbia River Gorge – East Map by Green Trails is a an ultra light, waterproof and tear-resistant map that will help you navigate through Hood River to Deschutes River National Scenic Area. With highways, roads, trails, contours, and much more clearly indicated, the Columbia River Gorge – East Map is essential for hikers exploring this region of the Columbia River Gorge. Features: Paper. Waterproof & tear-resistant. 2017. Scale:1:63,360. 9 x 6 in. folded. 24 x 18 in. unfolded.