Twentieth-century
Caves mentioning the terme "twentieth-century"
| Name | Location | Length (m) | Depth (m) |
|---|---|---|---|
| Chiang Dao (Tham) | TH | 5170 | 43 |
| Tham Tab Tao - CM0028 | TH | 1685 | 65 |
| Anxiety State Cave | TH | 140 | 55 |
| Tham Bua Tong | TH | 200 | 5 |
| Tham Sua - KR0015 | TH | 20 | 3 |
| Tham Kaew | TH | ||
| Tham Chan | TH | ||
| BILLA SURGAM | Bethamcherla - IN | ||
| Tham Bucha | TH |