Region
United States
317
Colorado
34
Alaska
19
California
10
West (U.S.)
10
Texas
9
Nevada
8
Florida
7
South Carolina
7
North America
6
Middle West
5
Menominee County (Wis.)
4
Menominee Indian Reservation (Wis.)
4
Sacramento Metropolitan Area (Calif.)
4
Hawaii
3
Idaho
3
Indiana
3
Montana
3
New Mexico
3
Southern States
3
Taylor Mountains
3
Wisconsin
3
Afghanistan
2
Alabama
2
Antarctica
2
Arizona
2
Arkansas
2
Atlantic Coast (U.S.)
2
Atlantic Ocean
2
Central America
2
Great Plains
2
Illinois
2
Little Blackwater River Watershed
2
Long Island Sound (N.Y. and Conn.)
2
Maryland
2
Massachusetts
2
Michigan
2
Middle Atlantic States
2
Minnesota
2
Mississippi
2
Mississippi River
2
Moon
2
New England
2
New Jersey
2
New York (State)
2
Northeastern States
2
Ohio
2
Oregon
2
Utah
2
Virginia
2
more ...