Oregon is a state located on the United States' northwest, and bordering the Pacific Ocean, California, Washington, Idaho, and Nevada. Its northern border lies along the Columbia River and the east along the Snake River. Two north-south mountain ranges - the Coastal Range and the Cascade Mountain Range - form the two boundaries of the Willamette Valley, one of the most fertile and agriculturally productive regions in the world. ...

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This article is about the U.S. State. For other uses, see Oregon (disambigu ...
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