"14th-15th century" . "Zilkale is a medieval castle located in the F\u0131rt\u0131na Valley (literally: \"Stormy Valley\"), and is one of the most important historical structures in \u00C7aml\u0131hem\u015Fin district of Rize Province in the Black Sea Region of Turkey.The castle is built at an altitude of 1,130 m (3,710 ft), and sits at the edge of a cliff overlooking the F\u0131rt\u0131na Creek (Turkish: F\u0131rt\u0131na Deresi approximately 380 m (1,250 ft) below running at an elevation of 750 m (2,460 ft) southeast of it."@en . . . "Zilkale"@en . . . . . .