Tzamandos
Pınarbaşı, Turkey
Tzamandos was a medieval fortress in Anatolia and is today situated in a neighbourhood of Pınarbaşı, Kayseri. It was constructed in 908 by the Byzantine-Armenian general Melias and was a Byzantine kleisoura and continued as a minor settlement until the early Ottoman period.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).