premise: Ferries crosethe Bosphorus to ?ݳk??dar, and ply the length of the scenic strait, past such pretty fishing villages as Arnavutk??y, Kanl??ca, Tarabya, and Emirgan, and offering good views of the great for?δress of Rumeli Hisar??.
hypothesis: Ferries across the Bosphorus are extremely worth the money with sights you would only be able to see through this.