| Clue | Source | Date |
|---|---|---|
| Supposed evidence for extraterrestrial life | New York Times | 05 Apr 2025 |
| Places of interest to ufologists | Universal | 14 Jun 2019 |
| Places of interest to ufologists | ||
| Focal points of many F.A.A. investigations ... or a description of 18-, 24- and 40-Across? | New York Times | 25 Feb 2016 |