Region
Alaska
110
Colorado
105
California
86
Nevada
41
United States
33
Idaho
29
Montana
24
West (U.S.)
19
Oregon
18
British Columbia
17
Cripple Creek
17
Arizona
16
Kansas
13
Klondike River Valley (Yukon)
13
Wyoming
11
Cripple Creek (Colo.)
10
Washington (State)
9
Black Hills (S.D. and Wyo.)
8
Alabama
7
Canada
7
Nebraska
7
New Mexico
7
South Dakota
6
Chugach National Forest
5
Ferry County
5
Idaho County
5
Pennsylvania
5
San Bernardino County
5
Utah
5
Chichagof Island
4
Cripple Creek-Victor Gold Mining District
4
Georgetown
4
Georgetown (Colo.)
4
Gilpin County
4
Gilpin County (Colo.)
4
Kern County
4
Ontario
4
Papua New Guinea
4
Sierra Nevada (Calif. and Nev.)
4
Yukon
4
Afghanistan
3
Baker County
3
Boulder County
3
Brooks Range
3
Calaveras County
3
Cariboo Forest Region
3
Chugach National Forest (Alaska)
3
Clear Creek County
3
Cripple Creek Region
3
Cripple Creek Region (Colo.)
3
more ...