28,713 campgrounds
Eldorado National Forest
Nezperce National Forest
Plumas National Forest
Wallowa National Forest
Chattahoochee National Forest
Cimarron National Grassland
Bighorn National Forest
Tongass National Forest
Okanogan-Wenatchee National Forest
Tonto National Forest
Fishlake National Forest
Sitgreaves National Forest
Umpqua National Forest
Okanogan National Forest
Cache National Forest
Gallatin National Forest
Clearwater National Forest
Humboldt National Forest
Shasta-Trinity National Forest
Deschutes National Forest
Tahoe National Forest
