29,559 campgrounds
Klamath National Forest
Targhee National Forest
Willamette National Forest
Cache National Forest
Wasatch National Forest
Nezperce National Forest
Angelina National Forest
Plumas National Forest
Roosevelt National Forest
George Washington National Forest
Beaverhead National Forest
Sumter National Forest
Sierra National Forest
Eldorado National Forest
Shasta-Trinity National Forest
Lassen National Forest
San Juan National Forest
Okanogan-Wenatchee National Forest
