The town of El Qelta El Zarqa is a jewel with a unique and distinctive natural formation, located in the Wilayat of Setif, and is one of the most beautiful towns in it. Qalat al-Zarqa is characterized by its highly fertile soil suitable for the cultivation process, where most of its residents practice this craft, producing several crops such as citrus, olives, grapes and many types of fruits. The town includes a waterfall, the most beautiful of its kind, which is visited by tourists, lovers and nature lovers, annually in the spring.