Limit your search
Creator
- United States. Bonneville Power Administration 4
- United States. Department of the Interior 4
Topic
- Dams 4
- Northwest, Pacific 4
- Water-power 3
- Irrigation 2
- Hydroelectric power plants 1
- Locks (Hydraulic engineering) 1
- Transportation 1
Region
- Bonneville Dam >> Multnomah County >> Oregon >> United States 4
- Columbia River >> Douglas County >> Washington >> United States 4
- Grand Coulee Dam >> Okanogan County >> Washington >> United States 2
Rights
- No Copyright - United States 4
Format
- image/jpeg 4