Region
United States
5,282
Colorado
953
California
404
New Mexico
343
Utah
285
Idaho
257
Alaska
229
Nevada
219
Arizona
195
Texas
190
Wyoming
188
Montana
186
West (U.S.)
155
China
149
Illinois
134
Pennsylvania
116
Florida
109
Washington (State)
92
Outer space
90
New York (State)
87
Colorado River Watershed (Colo.-Mexico)
85
Developing countries
85
Europe
83
India
73
Australia
69
Mexico, Gulf of
67
Oregon
66
Canada
63
Kansas
62
Montrose County
62
Japan
60
Missouri River Watershed
59
South Dakota
59
Great Britain
54
North Carolina
53
Virginia
53
Alabama
49
Michigan
49
West Virginia
49
Oklahoma
48
Tennessee
48
Asia
45
Mexico
44
Grand Junction
43
San Juan County
43
North America
41
Colorado River (Colo.-Mexico)
40
Mesa County
40
Georgia
39
Wisconsin
38
more ...