 During his brief stay in Çukurova in 1830s, Ibrahim Pasha tried to support the defense of the region by fortifications to the north of Gülek Pass the only gate to Central Anatolia.The casemates are situated at the Toros Mountains almost on the border line between the Tarsus district of Mersin Province and Pozantı district of Adana Province.There are two high castles and several ground emplacements constructed to protect Gülek Pass.