| Clue | Answer | % Correct |
|---|---|---|
| California's northern neighbor | Oregon | 98%
|
| City near Disney World | Orlando | 98%
|
| State in the Midwest | Ohio | 95%
|
| Before it was a state, most of it was Indian Territory | Oklahoma | 92%
|
| South California area county known as the O.C. | {Orange} County | 89%
|
| Honolulu's island | Oahu | 84%
|
| Biggest city in Nebraska | Omaha | 83%
|
| Chicago's main international airport | O'Hare | 81%
|
| City across the bay from San Francisco | Oakland | 73%
|
| Reliable geyser at Yellowstone | Old Faithful | 73%
|
| Hilly region of Arkansas and Missouri | The {Ozarks} | 63%
|
| Barrier islands of North Carolina | Outer Banks | 47%
|
| Florida's largest lake | Lake {Okeechobee} | 39%
|
| Mountain chain in Washington state | {Olympic} Mountains | 36%
|
| City home to the University of Mississippi | Oxford | 35%
|
| Rhode Island's nickname | The {Ocean} State | 32%
|