| Location: It is located in the Dangezoglu Quarter of the Deliahmetoglu Village of the Devrek District. |
| Geography and Environment: It was formed as a result of the enlargement of a fault crack on a step-like rocky mass due to abrasion. Consisting of narrow corridors from the entrance continues along with the crack. There are several small branches leading into the main corridor. |
| Destruction Details: |
