Caltanisetta
Caltanisetta/Qal’at ‘an Nisâ/Cala’t el-Nisa . . . a well constructed fortress, [it] dominates adjoining cultivated lands and is rich in resources; it produces numerous cereals and fruits and has many trees; the River Salso flows a small distance to the east of it. Idrisi, The Book of Roger, ca. 1154