:: Another Decapolis city, Pella now known as Tabaqat Fahel is exceptionally rich in antiquities, some of which are exceedingly old. Besides the excavated ruins from the Graeco - Roman period, Pella offers visitors the opportunity to see the remains of Chalcolithic settlement from the 4 th millennium BC, evidence of Bronze and Iron age walled cities, Byzantine churches, early Islamic residence and a small medieval mosque.