MISSISSIPPI
| Date | Clue |
|---|---|
| 2025-06-11 | Natural dividing line on a U.S. map, as suggested by this puzzle's circled letters |
| 2011-03-18 | United States divider |
| 2010-08-05 | It runs through the middle of the 66-Across |
| 2007-10-14 | Volunteer State and Show Me State stream |
| 2000-05-24 | See 18-Across |