Maillen
Caves mentioning the terme "maillen"
| Name | Location | Length (m) | Depth (m) |
|---|---|---|---|
| Haquin (Trou d') | Namur - BE | 1704 | 56 |
| Bernard (Trou) | Namur - BE | 960 | 140 |
| Name | Location | Length (m) | Depth (m) |
|---|---|---|---|
| Haquin (Trou d') | Namur - BE | 1704 | 56 |
| Bernard (Trou) | Namur - BE | 960 | 140 |