Although it is not high, it is about 240m above sea level, but it is difficult because the slope is steep. However, the view from the top is enough to compensate for the pain of the difficult mountaineering.
This fortress is said to have been built at the time of King Pasa, the 5th king of Silla during the Three Kingdoms Period, located in Daesin-myeon, Yeoju-si, Gyeonggi-do.