Region
California
32
Alaska
21
Utah
21
Colorado
15
United States
14
Texas
12
Nevada
11
Baffin Island
10
Montana
10
Nunavut
10
Washington (State)
10
New Mexico
9
Ontario
8
Québec (Province)
8
Minnesota
7
Yellowstone National Park
7
Canada
6
Arizona
5
Florida
5
Idaho
5
Illinois
5
North Dakota
5
Northeastern States
5
Oklahoma
5
Oregon
5
Indiana
4
New England
4
Puerto Rico
4
Pyramid Lake (Nev.)
4
Searles Lake
4
Southern States
4
Wisconsin
4
Wyoming
4
Alabama
3
Antarctica
3
Arctic regions
3
Australia
3
Brooks Range
3
Kansas
3
Leadville
3
Long Island Sound (N.Y. and Conn.)
3
Michigan
3
Middle West
3
Nebraska
3
North Atlantic Ocean
3
Pyramid Lake
3
Salt Lake County
3
San Juan Mountains (Colo. and N.M.)
3
South Carolina
3
Wasatch Range (Utah and Idaho)
3
more ...