29,505 campgrounds
Inyo National Forest
Dixie National Forest
Kaniksu National Forest
Mt. Baker National Forest
Six Rivers National Forest
Willamette National Forest
Sequoia National Forest
Cache National Forest
Malheur National Forest
Helena National Forest
Custer National Forest
Tahoe National Forest
Deschutes National Forest
Roosevelt National Forest
Uinta National Forest
Angeles National Forest
Whitman National Forest
Caribou National Forest
