Region
England
37
United States
14
Washington (State)
7
British Columbia
6
Canada
6
North America
6
Australia
5
California
5
Wisconsin
5
Alaska
4
Great Britain
4
Greenland
4
Minnesota
4
New England
4
New York (State)
4
Southern States
4
Celilo
3
Celilo (Or.)
3
Columbia River
3
Dalles (Or.)
3
Dalles Dam (Or. and Wash.)
3
Hawaii
3
Massachusetts
3
Netherlands
3
Nisqually River Watershed
3
North Carolina
3
Ontario
3
Oregon
3
Rome
3
Saqqaq
3
South Carolina
3
Texas
3
West (U.S.)
3
West United States
3
Adirondack Mountains
2
Adirondack Mountains (N.Y.)
2
Alaska, Southeast
2
Alaska, Southwest
2
Arkansas
2
Atlantic Coast
2
Bruce Peninsula
2
Ceram Island
2
Ceram Island (Indonesia)
2
China
2
Colombie-Britannique
2
Eastern Band of Cherokee Indians
2
Europe
2
Florida
2
Greece
2
Groenland
2
more ...