The city is situated 15km to Nevsehir, in the Kaymakli province. It was built during the 9th – 10th centuries during the period of the spreading of christianity, as a city of defence and hiding sites. The 8 floors of this underground city are built around a ventilation stack. The ceiling height of rooms on each floor, surrounding a ball, is 2m. the chapels are larger than the rooms and the ceilings are higher.