| Clue | Source | Date |
|---|---|---|
| Historic Charleston site | New York Times | 14 May 2021 |
| Site of a famous opening shot | New York Times | 26 Oct 2017 |
| Site of a famous opening shot | ||
| First Civil War clash site | ||
| Charleston harbor historic site | ||
| Charleston harbor historic site | ||
| Charleston war memorial | ||
| Anderson vs. Beauregard, Apr. 1861 |