| Area (km^2) | State(s) | National Park | % Correct |
|---|---|---|---|
| 8,983.2 | Idaho, Montana, Wyoming | Yellowstone | 98%
|
| 19,185.8 | Alaska | Denali | 93%
|
| 13,793.3 | California, Nevada | Death Valley | 89%
|
| 30,448.1 | Alaska | Gates of the Arctic | 80%
|
| 6,106.5 | Florida | Everglades | 71%
|
| 33,682.6 | Alaska | Wrangell–St. Elias | 69%
|
| 14,870.3 | Alaska | Katmai | 64%
|
| 7,084.9 | Alaska | Kobuk Valley | 64%
|
| 10,602 | Alaska | Lake Clark | 64%
|
| 13,044.6 | Alaska | Glacier Bay | 51%
|