1,000 campgrounds
Sleeping Bear Dunes National Lakeshore
Great Basin National Park
Whiskeytown National Recreation Area
Canyonlands National Park
Mount Rainier National Park
Yosemite National Park
Point Reyes National Seashore
Lake Mead National Recreation Area
Cumberland Island National Seashore
Bryce Canyon National Park
Zion National Park
Great Smoky Mountains National Park
Yellowstone National Park
