Ponticino (Buca del) [Buca delle Spianate]
Monteriggioni (Siena - IT)
43.331100,11.220200
43.331100,11.220200
Length 18m Depth 4m
Caves nearby
| Distance (km) | Name | Length (m) | Depth (m) |
|---|---|---|---|
| 141.0 | Vento (Grotta grande del) | 23000 | 245 |
| 141.2 | Fiume (Grotta del) [Grotte du Fleuve] | 23000 | 245 |
| 238.5 | test | 5 | 4 |
| 300.3 | Bigonda (Grotta della) | ||
| 317.2 | Genziana (Bus de la) [Trou de la Gentiane] | 6000 | 585 |
| 332.5 | Gigante (Grotta) | 380 | |
| 332.5 | Brisciachi (Grotta di) | 280 | 115 |
| 332.8 | Orso (Grotta dell') | 39 | |
| 333.8 | Trebiciano (Abisso di) | 329 | |
| 335.0 | Vilenica | 1300 | 180 |