EGMA Sinkhole (Turkish: EGMA Düdeni), a.k.a. Peynirlikönü Sinkhole, is a sinkhole and the deepest cave in Turkey.[1][2] It is located at Sugözü village of Anamur, Mersin. The sinkhole is 1,429 m (4,688 ft) deep and 3,118 m (10,230 ft) long.[3] EGMA stands for Evren Günay - Mehmet Ali Özel Sinkhole.