When did the empire, which was responsible for creating the Nysa Bridge, begin?
Nysa Bridge: The Nysa Bridge is a late imperial Roman bridge over the Cakircak stream in Nysa (modern Sultanhisar) in the ancient region of Caria, modern-day Turkey. Nysa Bridge:  The 100 m long substructure was the second largest of its kind in antiquity, after the Pergamon Bridge.
i don't know