Haemi-eupseong Fortress, a strategic stronghold during the Joseon Dynasty, was great.

#10월여행지원금이벤트 Haemi-eupseong was strategically important due to its wide surrounding plains and proximity to the sea, and the government offices in charge of military and administrative affairs were located within the castle. The castle walls were built sturdily using stones and earth, and there were various facilities within the castle, such as government offices, military training grounds, and soldiers' quarters. For this reason, it functioned as the military and administrative center of the Chungcheong region during the Joseon Dynasty.