Spatial Coverage
- Cache County1
- California1
- Camas County1
- Caribou County (Idaho)1
- Caribou County.1
- Caribou National Forest1
- Caribou National Forest.1
- Cassia County.1
- Challis National Forest1
- Challis Region1
- Chattaroy (Wash.)1
- Chewelah Region1
- Chicago (Ill.)1
- Chicago.1
- Clark County (Idaho)1
- Clearwater County (Idaho)1
- Coeur d'Alene Indian Reservation (Idaho)1
- Colfax (Wash.)1
- Columbia River1
- Craters of the Moon National Preserve (Idaho)1