| Clue | Source | Date |
|---|---|---|
| Most expansive | LA Times Daily | 11 Nov 2026 |
| Largest in bulk or circumference (7) | ||
| Most extensive | Newsday | 23 Oct 2022 |
| Most far-reaching | ||
| Most extensive | LA Times Daily | 01 Oct 2015 |
| Like Russia, of all countries | New York Times | 06 Jun 2015 |
| A saint in banian is most expansive | ||
| Like Russia, of all countries | ||
| Most extensive | ||
| Encompassing the most space | ||
| Most widespread | ||
| Maximally massive | ||
| Most expansive | ||
| Most extensive | ||
| Most immense | ||
| Largest in scope | ||
| Most immense. | ||
| Most enormous. |