Grand Coulee Dam Powerhouse
Earl Roberge
Bonneville Dam
William H. Mullins
Horsetail Falls, Columbia River Gorge
John Shaw
Horsetail Falls, Columbia River Gorge #1
John Shaw
Columbia River Windsurfing
Jim Corwin
Bonneville Dam
Science Source
Columbia River Gorge
Jim Corwin
Ponytail Falls In The Columbia River
William H. Mullins
Below Fairy Falls, Or
Sean Bagshaw
Log Rafts On The Columbia River
Inga Spence
Basalt Flows, Imnaha, Oregon
William H. Mullins
Imnaha Basalt, Oregon
William H. Mullins
Imnaha Basalt, Oregon #1
William H. Mullins
Imnaha Basalt, Oregon #2
William H. Mullins
Oneonta Creek And Gorge, Oregon
Tracy Knauer
Columbia River Bluffs
Earl Roberge
Lewiss Woodpecker
Thomas And Pat Leeson
Male Western Bluebird #1
Thomas And Pat Leeson
Wahclella Falls
John Shaw
Arch Bridge and Multnomah Falls
Ted J Clutter and Photo Researchers
Arch Bridge And Multnomah Falls
Theodore Clutter
Latourell Falls, Oregon
George Ranalli
Combines Harvesting Wheat
Inga Spence
Combine Harvesting Wheat #5
Inga Spence
Combines Harvesting Wheat #1
Inga Spence
Chief Joseph Dam
Earl Roberge
Grand Coulee Dam #2
Earl Roberge
Wells Dam, Washington
Earl Roberge
Chief Joseph Dam #1
Earl Roberge
Male Western Bluebird
Thomas And Pat Leeson
Combine Harvesting Wheat #8
Inga Spence
Female Western Bluebird
Thomas And Pat Leeson
Columbia River Gorge
Inga Spence
Windsurfer On Columbia River
Inga Spence
Bridge Of The Gods, Or
Jim Corwin
Maryhill Museum, Washington
Jim Corwin
Stikine River, British Columbia
Tracy Knauer
Logging Truck - Columbia River Gorge -
Theodore Clutter