| Clue | Answer | % Correct |
|---|---|---|
| The first U.S. state | Delaware | 98%
|
| "The Mile-High City" | Denver | 96%
|
| City whose population has declined by more than 1 million since 1950 | Detroit | 90%
|
| Has the lowest elevation of any place on land in the United States | {Death} Valley | 89%
|
| The Mojave or Sonoran, for example | Desert | 84%
|
| City that hosts the most prestigious race on the NASCAR calendar | {Daytona} Beach | 83%
|
| The most populous city in the U.S. that starts with D | Dallas | 81%
|
| Iowa's most populous city | Des Moines | 81%
|
| Official name of Mt. McKinley from 2015–2025 | Denali | 79%
|
| Capital of the above | Dover | 72%
|
| County that Miami is part of | Miami-{Dade} | 63%
|
| Prestigious university in the above city | Duke | 61%
|
| International airport serving Washington D.C. | Dulles | 57%
|
| City in North Carolina's Research Triangle | Durham | 56%
|
| Minnesota port city on Lake Superior | Duluth | 55%
|
| Dormant volcanic cone just outside Honolulu | {Diamond} Head | 36%
|
| Washington D.C. neighborhood known for its many embassies | {Dupont} Circle | 23%
|
| Boom town from the Black Hills gold rush | Deadwood | 22%
|
| Wisconsin peninsula jutting into Lake Michigan | {Door} Peninsula | 16%
|
| Most photographed arch at Arches National Park | {Delicate} Arch | 12%
|