28,680 campgrounds
George Washington National Forest
Wasatch National Forest
Salmon National Forest
Uinta National Forest
San Bernardino National Forest
Wenatchee National Forest
Umpqua National Forest
Deschutes National Forest
Medicine Bow National Forest
Clearwater National Forest
Prescott National Forest
Sequoia National Forest
Bighorn National Forest
Siuslaw National Forest
Mt. Hood National Forest
Gallatin National Forest
Tonto National Forest
Chattahoochee National Forest
