| Hint | Answer | % Correct |
|---|---|---|
| What was the former name of Denali - the tallest mountain in North America? | Mount McKinley | 91%
|
| Who is the only U.S. President to have a national park named after him? | Theodore Roosevelt Jr. | 91%
|
| What massive supervolcano has a 0.00014% chance of erupting every year? | Yellowstone Caldera | 91%
|
| Found in Kentucky, what is the longest cave in the world? | Mammoth Cave | 87%
|
| What is the hottest, lowest, and driest place in the United States? | Death Valley | 83%
|
| What national park protects Kīlauea and Mauna Loa? | Hawaiʻi Volcanoes | 74%
|
| What Wyoming national park's name means "large breast" in French? | Grand Teton | 70%
|
| In which state can one visit Hot Springs National Park? | Arkansas | 65%
|
| Twice a year, half a million of what large mammal cross Alaska's Kobuk Valley? | Caribou | 57%
|
| Biscayne National Park is centered around what Atlantic archipelago? | Florida Keys | 57%
|
| What Utah national park has landforms that resemble the Capitol and coral reefs? | Capitol Reef | 52%
|
| What flashy insect is unique to the Great Smoky Mountains? | Synchronous Firefly | 52%
|
| Which U.S. President established the first national park in the world? | Ulysses S. Grant | 52%
|
| By volume, what is the largest known tree on Earth? | General Sherman | 48%
|
| What is the newest national park, added in late 2020? | New River Gorge | 39%
|
| Which national park is referenced in John Denver's "Country Roads"? | Shenandoah | 39%
|
| What tall landforms get their name from the Southern Paiute word "oo’doo"? | Hoodoos | 30%
|
| What colorful desert stretches from the Grand Canyon to the Petrified Forest? | Painted Desert | 30%
|
| What Mid-Atlantic river's water gap is being proposed to be a national park? | Delaware River | 22%
|