Boyau Près de la Source
La Sommette (Doubs - FR - France)
47.185296,6.515677
47.185296,6.515677
Depth 0m
Caves nearby
| Distance (km) | Name | Length (m) | Depth (m) |
|---|---|---|---|
| 6.7 | Sainte-Catherine (Grotte) | ||
| 8.1 | Lançot (Grande grotte du) [Lancot] | ||
| 11.1 | Ferréol (Gouffre) | 0 | 130 |
| 11.1 | Beuillet (Gouffre du) | ||
| 11.4 | Lanans (Grotte de) | ||
| 11.5 | Orsans (Grand Poue d') | 0 | |
| 12.3 | Moulin d'Orsans n°1 (Grotte du) | 0 | |
| 18.0 | Mont Ratey (Gouffre du) [Puits Mourate] | 800 | 238 |
| 18.1 | Chazeaux (Gouffre des) | 400 | 158 |
| 20.5 | Poudrey (Gouffre de) |