Kardzhali is a town in Bulgaria, capital of Kardzhali Province in the Eastern Rhodopes. Near the town is the noted Kardzhali Dam. Kardzhali is located in the low eastern part of Rhodope Mountains, on both banks of the river Arda between the Kardzhali Reservoir to the west and the Studen Kladenets Reservoir to the east. The town is 260 km (162 mi) southeast of Sofia. It has a crossroad position from Thrace to the Aegean Sea — part of European transportation route 9.