sudurrah

Updated: August 24, 2026

The spur itself is penetrable by two passes, one where it joins the Elburz, which is the more difficult of the two, and another, further to the south, which is easier. The latter now known as the Girduni Sudurrah pass, constitutes the famous "Pylae Caspiae."

George Rawlinson - The Seven Great Monarchies Of The Ancient Eastern World, Vol 6: Parthia : The History, Geography, And Antiquities Of Chaldaea, Assyria, Babylon, Media, Persia, Parthia, And Sassanian or New Persian Empire; With Maps and Illustrations.