Subject
Roads
51
Automobile driving
48
Motor vehicles Recreational use
45
Pike National Forest (Colo.)
14
San Isabel National Forest (Colo.)
9
Rio Grande National Forest (Colo.)
6
Routt National Forest (Colo.)
6
Arapaho National Forest (Colo.)
4
San Juan National Forest (Colo.)
4
Gunnison National Forest (Colo.)
3
Trails
3
Alpine Loop National Back Country Byway (Colo.)
2
Grand Mesa National Forest (Colo.)
2
National parks and reserves
2
Scenic byways
2
Trails Recreational use
2
Uncompahgre National Forest (Colo.)
2
Automobile driving Recreational use
1
Camping
1
Express highways
1
Forest roads
1
Outdoor recreation
1
Pawnee National Grassland (Colo.)
1
Roosevelt National Forest (Colo.)
1
Trail bike trails
1