Konya Castle consists of two parts inside and outside walls. Inner wall, that is the wall around Alaaddin Hill was built by II. Kılıçaslan. The outer wall was built by I. Alaeddin Keykubat, but this ruler just repaired the wall that was built by his grandfather. A part of the wreck of the inner castle wall is still on the north-west of Alaaddin hill. The walls of the castle were made with regularly cut stone and mortar. The walls are very thick. It is said that according to the information obtained from the locals of Konya, eggs were used in the Alaaddin pavilion and its inner walls. It is a fact that there is an inner castle surrounding the Konya’s Alaeddin hill. According to the information obtained, the inner castle surrounding the hill was destroyed before the outside did. There is no information about how many gates the inner gate had and how these gates were named. The reason for the construction of the interior and the exterior is that the mongolian danger has appeared on the eastern border of the state. It is known that the inner castle was demolished and rebuilt at various times. Only the places where the old Sultans were buried were not touched. The length of the outer castle is about ten thousand steps.There were tower for every forty steps. The faces of the towers were ten meters long, eight meters thick. The faces of the height are covered with marble slabs. These plates show that many inscriptions were written in various languages. The towers were made with regularly cut stones. Konya Castle is a rich art museum. Konya exterior castle has 12 doors. These are Ertaş Gate, Mevlana Idris Gate, Ring Begüş Door, Aksaray Gate, Teli Gate, At Pazarı Gate, Demirciler Gate, Larende Gate, Deli Gate, Darı Gate, Meram Gate, Yapılı Gate, Çeşme Gate, Ladik Gate, İstanbul Gate, Konya Gate. Taş Gate, Sille Gate, Şam Gate, Yeni Gate, Pul Ahmet Gate, Sultan Gate, ,Pazar Gate and Ayaz Gate. The trenches were hollowed around the castle. They were filled with water. Portable wooden bridges were used to pass through the doors. The bridges were lifted towards the door. Despite such fine processing, as it was not seen as safe by the Sultans of the day, scientists and scholars,they went and stayed Kevele Castle in the face of any force. Now the fortifications of the outer castle have been removed from the center. In some places, bases can be found if excavations are made.