SPELUNK
| Date | Clue |
|---|---|
| 2025-07-24 | Explore a cave |
| 2024-12-05 | Go caving |
| 2021-03-15 | Explore caves |
| 2019-12-26 | Do some underground exploring |
| 2014-04-17 | Go caving |
| 2010-07-16 | Go caving |
| 2009-02-20 | Cave |
| 2004-11-11 | Explore caves |
| 2003-09-12 | Go caving |
| 1997-09-14 | Cave |
| 1997-06-19 | Explore caves |