| Clue | Source | Date |
|---|---|---|
| 1898 Dewey victory site | LA Times Daily | 11 Jun 2017 |
| 1898 Dewey victory site | The Washington Post | 11 Jun 2017 |
| 1898 Dewey victory site | ||
| Water around Corregidor | ||
| 1898 battle site | ||
| 1898 battle site | ||
| Dewey victory site | ||
| Spanish-American War battle site |