River Miles on Columbia River, OR and WA

This map displays river miles along the Columbia River for use in a science project in Hood River middle school.

Columbia River

Columbia River Gorge – Seven Wonders of Oregon

Columbia River Gorge National Scenic Area - Klickitat Wild

The Best Things to Do in the Columbia Gorge

Columbia River: Description, Creation, and Discovery

Columbia River Cold Water Refuges Plan

10 Best Hikes and Trails in Columbia River Gorge National Scenic

Columbia River - Wikipedia

Columbia River's last ferry: Mile-and-a-half trip connects Oregon