29,559 campgrounds
Bighorn National Forest
Snoqualmie National Forest
Chattahoochee National Forest
Sumter National Forest
Wallowa National Forest
Klamath National Forest
Routt National Forest
George Washington National Forest
Medicine Bow National Forest
Deerlodge National Forest
Lyndon B. Johnson National Grassland
Beaverhead National Forest
Umatilla National Forest
Shasta-Trinity National Forest
Bridger-Teton National Forest
Sequoia National Forest
San Bernardino National Forest
