Region
United States
102
California
13
Utah
11
Alaska
9
Oregon
9
Idaho
7
Colorado
6
Arizona
5
Washington (D.C.)
5
Nevada
4
New Mexico
4
Pennsylvania
4
Washington (State)
4
Delaware
3
Louisiana
3
Virginia
3
West (U.S.)
3
Alpine Lakes Wilderness (Wash.)
2
Alta
2
American Falls Reservoir
2
Arctic National Wildlife Refuge (Alaska)
2
Box Elder County
2
C.C. Cragin Dam (Ariz.)
2
C.C. Cragin Reservoir (Ariz.)
2
La Pine
2
Little Wood River
2
Mantua
2
Maryland
2
Michigan
2
Minuteman Missile National Historic Site (S.D.)
2
Nebraska
2
North Carolina
2
Oregon Caves National Monument (Or.)
2
Palau
2
South Dakota
2
Tennessee
2
Texas
2
Wallowa
2
White Clay Creek (Pa. and Del.)
2
Whitefish Point
2
Acadia National Park (Me.)
1
Auburn
1
Black Belt (Ala. and Miss.)
1
Blowing Rock (N.C.)
1
Blue Ridge Parkway (N.C. and Va.)
1
California Coastal National Monument (Calif.)
1
Calleguas Municipal Water District
1
Calleguas Municipal Water District (Calif.)
1
Camp Hale (Colo.)
1
Canada
1
more ...