Region
Wyoming
Colorado
190
Montana
157
Sweetwater County
140
Utah
134
Carbon County
107
Campbell County
106
Fremont County
99
Idaho
79
Grand Teton National Park
75
Grand Teton National Park (Wyo.)
70
Yellowstone National Park
66
Johnson County
52
Lincoln County
52
Natrona County
48
Albany County
46
South Dakota
45
Sublette County
41
Teton County
41
United States
41
Big Horn County
38
Powder River Basin (Wyo. and Mont.)
37
Crook County
33
Platte County
33
Sheridan County
33
Wind River Basin
32
Park County
29
Bridger National Forest (Wyo.)
28
Weston County
28
Bridger National Forest
27
Laramie County
27
Black Hills (S.D. and Wyo.)
26
Medicine Bow National Forest
26
Teton National Forest (Wyo.)
25
Green River Formation
24
Shoshone National Forest
23
Converse County
22
Medicine Bow National Forest (Wyo.)
22
Nebraska
22
West (U.S.)
22
Teton National Forest
21
Shoshone National Forest (Wyo.)
20
Campbell County (Wyo.)
18
Nevada
18
Niobrara County
18
Cheyenne
17
Bighorn National Forest (Wyo.)
16
Hot Springs County
16
Arizona
15
Bighorn National Forest
15
more ...