Title: Ch'ŏngwŏn Yangsŏng sansŏng
Subjects: Antiquities, Fortification, Excavations (Archaeology)
Places: Ch'ŏngwŏn-gun (Korea), Yangsŏng sansŏng (Ch'ŏngwŏn-gun, Korea), Korea (South), Ch'ŏngwŏn-gun, Chʻŏngwŏn-gun