Columbia River

Columbia River The Columbia River Basin covers 258,000 square miles and includes parts of seven states and one Canadian province. In its 1,200 mile course to the ocean, the river flows through four mountain ranges and drains more water to the Pacific Ocean than any other river in North or South America. It once produced the largest salmon […]

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Columbia River, Location, Length, History, & Facts

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Columbia River Gorge - Wikipedia

Columbia River, Location, Length, History, & Facts

I. The Columbia River Basin