Pozo Azul
Covanera, Burgos, Spain
Measurements
| Length | Max depth | Entrances | Source | Date |
|---|---|---|---|---|
| 14,415 m | 126 m | Unknown | Cave-Exploring World Long Caves Secondary source Provided by: Jose Luis Membrado e-mail | 2025-12-01 |
Covanera, Burgos, Spain
| Length | Max depth | Entrances | Source | Date |
|---|---|---|---|---|
| 14,415 m | 126 m | Unknown | Cave-Exploring World Long Caves Secondary source Provided by: Jose Luis Membrado e-mail | 2025-12-01 |