It was bisected by the Great Khurasan Road, along which was situated the major cities of (from west to east) Khuwar (Choarene; modern Aradan), Semnan, Shahr-i Qumis (or "Hecatompylos"; the administrative capital; modern Damghan), and Bistam. and in its southeastern extremity was located the town of Biyar (modern Beyarjomand).[1]