| Hint | Answer | % Correct |
|---|---|---|
| State it's in | Arizona | 98%
|
| River that flows through it | Colorado | 97%
|
| This river also flows through three other National Parks. Name any. | Rocky Mountain, Arches, Canyonlands | 75%
|
| Native bird, and nemesis of Wile E. Coyote | Roadrunner | 73%
|
| Second most common cause of death in the park, after plane crashes | Falling | 72%
|
| Six native tribes still live in the Grand Canyon today. Name any one. | Hualapai, Havasupai, Navajo, Paiute, Hopi, Zuni | 72%
|
| Iconic u-shaped bend in the adjacent Glen Canyon National Recreation Area | {Horseshoe} Bend | 61%
|
| Major deserts the park touches | Mojave | 59%
|
| Man-made reservoir just downstream of the canyon | Lake Mead | 50%
|
| Leader of the first European expedition through the canyon, and namesake of a reservoir just upstream of the canyon | John Wesley Powell | 47%
|
| Major deserts the park touches | Sonoran | 41%
|
| National Parks photographer, whose works include stunning black-and-white shots of the Grand Canyon | Ansel Adams | 38%
|
| Native hoofed mammal that looks like a small wild boar | Javelina | 33%
|
| Conservation organization that he was a member of | Sierra Club | 30%
|
| Cartographer and explorer who created the stunning 'Heart of the Grand Canyon' map | Bradford Washburn | 3%
|