Alasehir is a town and district of Manisa Province in the Aegean region of Turkey. It is situated in the valley of the Kuzuçay (Cogamus in antiquity), at the foot of the Bozdað (Mount Tmolus in antiquity). The city is connected to Izmir by a 105 km (65 mi) railway.It stands on elevated ground commanding the extensive and fertile plain of the Gediz River, (Hermus in antiquity) presents at a distance an imposing appearance. It has several mosques and Christian churches. There are small industries and a fair trade. From one of the mineral springs comes a heavily charged water popular around Turkey.Within Turkey, the city's name is synonymous with the dried Sultana rasins, although cultivation for the fresh fruit market, less labour-intensive than the dried fruit, gained prominence in the last decades. Named Philadelphia in antiquity, Alasehir was a highly important center in the early- Christian and Byzantine periods, and remained a titular see of the Roman Catholic Church.