Caves are one of impressive natural structures of this landscape. They all have different features. This cave has also its outstanding features like having a historical background.

It is one of the biggest caves of Turkey. It is fourth in the world. There are remains of settlement from late Roman and Byzantine period. It was one of the places where early Christians lived.

It is in border of Kastamonu province of Black Sea. Black Sea region has a lot of caves due to the natural structure of Turkey.