Goseong-ri Sanseong
Gangwon-teukbyeoljachido Jeongseon-gun Sindong-eup Goseong-ri san 319
Goseongri Sanseong is a stone mountain fortress from the Three Kingdoms period, built along a ridge at 425 meters above sea level on the boundary between Goseong-ri and Deokcheon-ri in Sindong-eup, J…