I parchi nazionali negli Stati Uniti sono: Acadia National Park (Maine), Arches National Park (Utah), Badlands National Park (South Dakota), Big Bend National Park (Texas), Biscayne National Park (Florida), Bryce Canyon National Park (Utah), Canyonlands National Park (Utah), Capitol Reef National Park (Utah), Carlsbad Caverns National Park (Nuovo Messico), Channel Islands National Park (California), Congaree National Park (South Carolina), Crater Lake National Park (Oregon ), Cuyahoga Valley National Park (Ohio), Death Valley National Park (California e Nevada), Denali National Park and Preserve (Alaska), Dry Tortugas National Park (Florida), Everglades National Park (Florida), Gates of the Arctic National Park (Alaska), Glacier National Park (Montana), Glen Canyon National Recreation Area (Arizona e Utah), Grand Canyon National Park (Arizona), Grand Teton National Park (Wyoming), Great Basin National Park (Nevada), Great Sand Dunes National Park (Colorado), Parco nazionale delle Grandi Montagne Fumose (Tennessee e Carolina del Nord), Parco nazionale delle Montagne Guadalupe (Texas), Parco nazionale di Haleakala (Hawaii), Parco nazionale dei vulcani delle Hawaii (Hawaii), Parco nazionale di Hot Springs (Arkansas), Isle Royale Parco nazionale (Michigan), Parco nazionale di Joshua Tree (California), Parco nazionale di Katmai (Alaska), Parco nazionale di Kenai Fjords (Alaska), Parco nazionale di Kings Canyon (California), Parco nazionale di Kobuk Valley (Alaska), Parco nazionale del lago Clark ( Alaska), Lassen Volcanic National Park (California), Mammoth Cave National Park (Kentucky), Mesa Verde National Park (Colorado), Mount Rainier National Park (Washington), North Cascades National Park (Washington), Olympic National Park (Washington), Petrified Forest National Park (Arizona), Pinnacles National Park (California), Redwood National and State Parks (California), Rocky Mountain National Park (Colorado), Saguaro National Park (Arizona), Sequoia National Park (California), Shenandoah National Park ( Virginia), Theodore Roosevelt National Park (North Dakota), Virgin Islands National Park (US Virgin Islands), Voyageurs National Park (Minnesota), Wind Cave National Park (South Dakota), Wrangle-St. Elias National Park (Alaska), Yellowstone National Park (Wyoming, Idaho e Montana), Yosemite National Park (California) e Zion National Park (Utah).
Compila l'elenco di tutti i parchi nazionali negli Stati Uniti.