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Topic
- Dams 6
- Rivers--Oregon 6
- Fishways 2
- Formations (Geology) 1
- Mountains--Oregon 1
- Water--Pollution 1
Region
- Rogue River >> Curry County >> Oregon >> United States 6
- Gold Ray Dam >> Jackson County >> Oregon >> United States 2
- Mount McLoughlin >> Jackson County >> Oregon >> United States 1
- Savage Rapids Dam (historical) (United States >> Oregon) 1
- Willamette River >> Multnomah County >> Oregon >> United States 1