Lower Monumental Dam on the Snake River.
Little Goose Dam on the Snake River.
Rocky Reach Dam on the Columbia River.
Swift Dam on the Lewis River with Mount St. Helens in the background.
Merwin Dam on the Lewis River with Mount St. Helens in the background.
A turbine blade from a hydroelectric power generating plant on the Columbia River.
Yale Dam on the Lewis River with Mount St. Helens in the background.
Ice Harbor Dam on the Snake River.
