Site: Silifke
Country: Turkey
Region: Cilicia, South-Central Turkey
Location : 36° 22’ N, 33° 54’ E
Cultures: Crusader, Armenian, Byzantine
Description:

Silifke [Grk: Kastron Seleukeia; Arab: Salūqiya; Arm: Seleucie, Selefkia or Selewkia; Frank: Le Selef] is an impressive, well-fortified baronial castle, primarily of Crusader (Hospitalers) construction, with a few contributions by Byzantine and Armenian builders.  It is located at the mouth of the Calycadnus River near the Mediterranean Sea and once guarded the coastal highway as well as an important route to Cappadocia via Alahan.

Ref: Fortifications, pp. 221-229; Expedition, Ch. 20; Eerdmans, Robert W. Edwards, “Seleukeia,” vol. 2, p. 491; Crusader, pp. 103-105; Castles, pp. 80-81; Burgen, pp. 249-254; Séléfké, pp. 161-165; Châteaux, pp. 242-243.

Alternate Site Names and Spellings: Kastron Seleukeia, Salūqiya, Seleucie, Selefkia, Selewkia, Սելեւկիա, Le Selef, Κάστρον Σελεύκεια