Region
United States
266
Outer space
100
Uranus (Planet)
30
California
11
Mars (Planet)
11
Colorado
10
Grand Coulee Dam (Wash.)
8
Venus (Planet)
8
Jupiter (Planet)
7
Washington (State)
7
Alaska
6
Monterey Bay National Marine Sanctuary (Calif.)
6
Pacific Area
6
Gray's Reef National Marine Sanctuary (Ga.)
5
Wyoming
5
Saturn (Planet)
4
Arizona
3
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
Flaming Gorge Dam (Utah)
2
Florida
2
India
2
Moon
2
Nevada
2
Prince William Sound
2
Pyramid Lake (Nev.)
2
Saint Helens, Mount (Wash.)
2
Shasta
2
America
1
Arena, Point (Calif.)
1
Asia
1
Atlantic Coast (U.S.)
1
Atlantic Ocean
1
Banks Lake (Wash.)
1
Big Horn County
1
Big Thompson River Valley
1
Chesapeake Bay Region (Md. and Va.)
1
China
1
Cook Inlet Region
1
Denali National Park and Preserve (Alaska)
1
Elephant Butte Reservoir (N.M.)
1
England
1
Everest, Mount (China and Nepal)
1
more ...