Region
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Cameroon
1
Camp Creek Wilderness
1
Camp Creek Wilderness (Or.)
1
Canada
88
Canada, Western
6
Canadian Rockies (B.C. and Alta.)
1
Canton
1
Cape Blanco
1
Cape Girardeau
1
Cape Hatteras National Seashore (N.C.)
1
Cape Perpetua Scenic Area
2
Cape Perpetua Scenic Area (Or.)
2
Caroline Islands
1
Cascade Head
1
Cascade Head (Or.)
1
Cascade Head Scenic Research Area (Or.)
1
Cascade Locks
2
Cascade Locks (Or.)
1
Cascade Range
12
Cascade Range Region
1
Cascade-Siskiyou National Monument
1
Cascade-Siskiyou National Monument (Or.)
1
Cascadia Subduction Zone
2
Castle Lake (Cowlitz County, Wash.)
1
Catron County
1
Celilo
3
Celilo (Or.)
3
Central America
3
Central Valley
1
Central Valley (Calif. : Valley)
1
Chapel Hill
14
Charles Sheldon Wilderness
1
Charles Sheldon Wilderness (Nev. and Or.)
1
Charleston
1
Charlotte
1
Chatham
1
Cheney
4
Cherokee Nation
1
Chesapeake Bay (Md. and Va.)
1
Chetco River
1
Chicago
5
Chicago (Ill.)
1
Chicago Metropolitan Area (Ill.)
1
China
38
China, Northwest
1
Chinatown (Portland, Or.)
2
Chine
1
Christmas Valley
1
Christmas Valley (Or.)
1
Chrzanów
1
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