Dezful Bridge: The Oldest Usable Bridge in The World Was Built by 70,000 Roman Prisoners
The city of Dezful, located in present-day southern Iran, once belonged to the ancient and powerful Persian Empire.
Naqshe Rostam King Shapur Shervin Maleki Mehrshad Mehrdadiaan Sassanid King Shapur Marjorie Mackintosh
Source: ancient-origins.net