Ogof Helog Glas
(Monmouthshire - GB)
51.807034,-3.112847
51.807034,-3.112847
Caves nearby
| Distance (km) | Name | Length (m) | Depth (m) |
|---|---|---|---|
| 3.9 | Ogof y Daren Cilau | 27000 | 192 |
| 34.9 | Slaughter Stream Cave | 13000 | 100 |
| 35.5 | Gloucester Hole | ||
| 166.3 | Thor's Cave | ||
| 175.3 | Bossen Hole | ||
| 179.4 | Poole's Cavern | ||
| 180.1 | Great Rutland Cavern | ||
| 189.8 | Eldon Hole | 200 | 85 |
| 189.9 | Little Bull Pit | ||
| 190.0 | Little Bull Pit |