| Clue | Source | Date |
|---|---|---|
| What you're asked to sight before a flight | Newsday | 09 Nov 2024 |
| Something to look for in an emergency | New York Times | 06 Feb 2017 |
| Something to look for in an emergency | ||
| Evacuation location | New York Times | 02 May 2015 |
| Evacuation location | ||
| People head toward it during emergencies |