Region
United States
303
Outer space
99
Uranus (Planet)
30
Alaska
16
California
12
Prince William Sound
11
Colorado
10
Mars (Planet)
9
Washington (State)
9
Grand Coulee Dam (Wash.)
8
Venus (Planet)
8
Jupiter (Planet)
7
Prince William Sound (Alaska)
7
Monterey Bay National Marine Sanctuary (Calif.)
6
Pacific Area
6
Gray's Reef National Marine Sanctuary (Ga.)
5
Saturn (Planet)
4
Wyoming
4
Earth (Planet)
3
Georgia
3
Gray's Reef National Marine Sanctuary
3
Montana
3
Morrow Point Dam (Colo.)
3
Powell, Lake (Utah and Ariz.)
3
Rocky Mountains
3
Sun
3
Africa
2
Arizona
2
Flaming Gorge Dam (Utah)
2
Florida
2
Hawaii
2
India
2
Moon
2
Nevada
2
Pyramid Lake (Nev.)
2
Saint Helens, Mount (Wash.)
2
Shasta
2
America
1
Arena, Point (Calif.)
1
Asia
1
Atlantic Ocean
1
Banks Lake (Wash.)
1
Big Horn County
1
Big Thompson River Valley
1
Bighorn Basin (Mont. and Wyo.)
1
Chesapeake Bay Region (Md. and Va.)
1
China
1
Denali National Park and Preserve (Alaska)
1
East China Sea
1
Elephant Butte Reservoir (N.M.)
1
more ...