Region
United States
6
Earth (Planet)
5
Sun
3
Washington (State)
3
Alaska
1
Bougainville Island (Papua New Guinea)
1
California, Gulf of
1
Great Britain
1
Great Lakes (North America)
1
Hetch Hetchy Valley (Calif.)
1
Louisiana
1
Mars (Planet)
1
Mexico
1
Milky Way
1
Nebraska
1
New Orleans
1
Outer space
1
Pangaea (Supercontinent)
1
Papua New Guinea
1
Philippines
1
Pinatubo, Mount (Philippines)
1
Scotts Bluff County
1
Snake River (Wyo.-Wash.)
1
Venus (Planet)
1