Region
Colorado
16
El Paso County
5
Summit County
3
La Plata County
2
Park County
2
Clear Creek County
1
Costilla County
1
Costilla County (Colo.)
1
Douglas County
1
Eagle County
1
Eagle County (Colo.)
1
Lake County
1
Lake County (Colo.)
1
Mars (Planet)
1
Montezuma County
1
Outer space
1
Park County (Colo.)
1
Summit County (Colo.)
1
Uinta Basin (Utah and Colo.)
1
Uinta Mountains (Utah and Wyo.)
1