| Clue | Source | Date |
|---|---|---|
| Historic district of a city | New York Times | 18 May 2025 |
| Historic region of a city | ||
| Historic district of a city | Wall Street Journal | 27 Mar 2024 |
| Historic section of a city | Premier Sunday | 20 May 2018 |
| Historic metropolitan district | LA Times Daily | 27 Mar 2016 |
| Historic section of a city | ||
| Chicago district |