| 2025-06-27 | Places to bear witness? |
| 2024-04-21 | Common field trip destinations |
| 2022-11-21 | Places to find lions, tigers and bears |
| 2022-03-22 | Places where you might find okapis and gnus (besides crossword puzzles!) |
| 2022-01-16 | Madhouses |
| 2021-12-13 | They have everything from aardvarks to zebras |
| 2021-03-19 | Places to bear witness? |
| 2019-03-25 | Arboretums : trees :: ___ : animals |
| 2019-03-10 | Only places to find anteaters in the U.S. |
| 2018-06-25 | Places with lions and giraffes |
| 2014-06-02 | Crazy places |
| 2014-04-13 | Crazy places |
| 2013-01-11 | Madhouses |
| 2012-02-12 | Where the wild things are? |
| 2011-12-25 | Bronx and Central Park attractions |
| 2009-06-08 | Menageries |
| 2009-05-30 | Sites of some exhibits |
| 2008-04-21 | Places with exotic animals |
| 2007-12-08 | They feature creatures |
| 2006-11-06 | Sites of monkey business? |
| 2004-09-14 | Animal keepers |
| 2001-07-18 | Places for petting |
| 1997-10-23 | Where gnus snooze |
| 1997-07-23 | Where the wild things are |
| 1994-07-17 | Where leopards get spotted |