29,559 campgrounds
Salmon National Forest
Uinta National Forest
Caribou National Forest
Humboldt National Forest
San Bernardino National Forest
Helena National Forest
Wenatchee National Forest
Umpqua National Forest
Deschutes National Forest
Medicine Bow National Forest
Clearwater National Forest
Shoshone National Forest
Prescott National Forest
Pike National Forest
Sequoia National Forest
Bighorn National Forest
Siuslaw National Forest
