28,702 campgrounds
Wallowa-Whitman National Forest
George Washington National Forest
Eldorado National Forest
Chattahoochee National Forest
Malheur National Forest
Cache National Forest
Challis National Forest
Wasatch National Forest
Humboldt-Toiyabe National Forest
Prescott National Forest
Wenatchee National Forest
Ashley National Forest
Manistee National Forest
Stanislaus National Forest
Umpqua National Forest
Routt National Forest
Custer National Forest
Gallatin National Forest
Beaverhead National Forest
Little Missouri National Grassland
Nezperce National Forest
