| Clue | Source | Date |
|---|---|---|
| 1503, to Cato | LA Times Mini | 21 Apr 2024 |
| When Columbus discovered the Caymans | Newsday | 14 Jun 2019 |
| Cato's 1,503 | ||
| Livy's 1,503 | ||
| When Leonardo began painting the Mona Lisa | ||
| Year of Popes Pius III and Julius III | ||
| 1503 | ||
| Year Hieronymus Bosch painted the "The Garden of Earthly Delights" |