Region
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Valencia (Spain)
2
West Indies
2
West Indies, British
2
Winnipeg
2
Wisconsin
2
Wyoming
2
Yellow River
2
Yellow River (China)
2
Yellowstone National Park Region
2
Adirondack Mountains Region
1
Adirondack Mountains Region (N.Y.)
1
Africa, East
1
Africa, North
1
Africa, West
1
Alabama
1
Alagnak Wild River
1
Alagnak Wild River (Alaska)
1
Alberta, Northern
1
Allegheny Portage Railroad National Historic Site
1
Allegheny Portage Railroad National Historic Site (Pa.)
1
American Samoa
1
Antarctica
1
Antietam National Battlefield
1
Antietam National Battlefield (Md.)
1
Antilles britanniques
1
Appalachian Mountains
1
Appalachian Region
1
Appomattox Court House National Historical Park
1
Appomattox Court House National Historical Park (Va.)
1
Aral Sea (Uzbekistan and Kazakhstan)
1
Arctic Ocean
1
Athabasca Tar Sands (Alta.)
1
Atlantic Coast (Ga.)
1
Atlantic Coast (U.S.)
1
Bahamas
1
Balkan Peninsula
1
Berlin
1
Big Bend National Park
1
Big Bend National Park (Tex.)
1
Blue Mud Bay (N.T.)
1
Boston Region
1
Boston Region (Mass.)
1
British West Indies
1
Burma
1
Cambridge
1
Camp Lejeune
1
Camp Lejeune (N.C.)
1
Canada, Northern
1
Cape Cod
1
Cape Cod (Mass.)
1
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