Related terms:
salem
eugene
cascades
albany
oregon
corvallis
willamette
portland
oregon route
oregon state
willamette valley
columbia river
downtown portland
square miles
median income
metropolitan area
united states census
Wikipedia sources:
Willamette River
Portland, Oregon
Salem, Oregon
Eugene, Oregon
Columbia River
Interstate 5
University of Oregon
Corvallis, Oregon
Context for words:
willamette
river
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