29,505 campgrounds
Caribou National Forest
Kaniksu National Forest
St. Francis National Forest
Chattahoochee National Forest
Ozark National Forest
Sitgreaves National Forest
Coeur d'Alene National Forest
Willamette National Forest
San Isabel National Forest
Snoqualmie National Forest
Sierra National Forest
Cache National Forest
George Washington National Forest
Deschutes National Forest
Huron National Forest
Lewis & Clark National Forest
Ashley National Forest
Gallatin National Forest
Chequamegon National Forest
Deerlodge National Forest
Grand Mesa National Forest
