| Nom des parcs | Etat | % Correct |
|---|---|---|
| Joshua Tree - Yosemite - Vallée de la mort - Redwood - Sequoia - Lassen - Pinnacles | Californie | 96%
|
| Everglades - Dry Tortugas - Biscayne | Floride | 96%
|
| Gates of the Arctic - Denali - Glacier Bay - Kenai Fjords - Katmai - Wrangell Saint-Élie | Alaska | 94%
|
| Arches - Bryce Canyon - Zion - Canyonlands - Capitol Reef | Utah | 94%
|
| Grand Canyon - Petrified Forest | Arizona | 91%
|
| Mesa Verde - Montagnes Rocheuses | Colorado | 90%
|
| Yellowstone - Grand Teton | Wyoming | 88%
|
| Glacier | Montana | 87%
|
| Olympique - Mont Rainier - North Cascades | Washington | 87%
|
| Theodore Roosevelt | Dakota du nord | 85%
|
| Badlands - Wind Cave | Dakota du sud | 85%
|
| Grottes de Carlsbad | Nouveau Mexique | 85%
|
| Haleakala | Hawai | 82%
|
| Big Bend - Guadalupe Mountains | Texas | 81%
|
| Acadia | Maine | 78%
|
| Crater Lake | Oregon | 78%
|
| Mammoth cave | Kentucky | 74%
|
| Cuyahoga Valley | Ohio | 74%
|
| Shenandoah | Virginie | 74%
|
| Isle Royale | Michigan | 72%
|
| Great Smoky Mountains (2 états) | Tennessee - Caroline du Nord. | 15%
|