It is located on the road in Üzülmez region at the 5th kilometer of the Zonguldak-Ankara highway. Gökgöl, which is the second longest cave in Zonguldak with a total length of 3350 meters with its arms, consists of 4 distinct floors with different features. There are two main galleries in the cave in the Northeast-Southwest and Northwest-Southeast directions and rooms and halls opening to these galleries.