29,260 campgrounds
Lassen National Forest
Tahoe National Forest
Eldorado National Forest
Manistee National Forest
Wenatchee National Forest
Uncompahgre National Forest
Mt. Baker National Forest
Medicine Bow National Forest
Toiyabe National Forest
Mark Twain National Forest
Shasta-Trinity National Forest
Siuslaw National Forest
Ashley National Forest
Trinity National Forest
Roosevelt National Forest
Nezperce National Forest
Deschutes National Forest
Wasatch National Forest
Cache National Forest
