URBS
| Date | Clue |
|---|---|
| 2026-05-03 | Metro regions, informally |
| 2019-11-17 | Metro areas, informally |
| 2018-08-07 | Cities, informally |
| 2013-09-21 | Heavily populated areas, informally |
| 2012-07-24 | Cities, informally |
| 2012-04-17 | City, to Cicero |
| 2011-11-13 | Cities, informally |
| 2011-07-09 | Downtowns, e.g. |
| 2001-06-20 | High-rise locales |
| 1998-04-25 | Cities |
| 1997-07-16 | City areas, informally |
| 1996-04-26 | City, to Cato |