Osmancık, Türkiye
Koyunbaba Bridge (Turkish: Koyunbaba Köprüsü) is a stone arch bridge crossing the Kızılırmak River in Çorum Province, Turkey. It was built between 1484 and 1489 and is the longest stone arch bridge built in Anatolia during Ottoman rule.
Listen to the audio guide for Koyunbaba Köprüsü Free on WIP — starts by itself when you arrive, even with the screen off