Gamak Mountain as one of five representative mountains in Gyeonggi province has a waterfall, valley and cliff. On the top, people can see Imjin river and Songak mountain of Gaeseong. Imggeokjeong peak, on the other side has the graceful figure. At the western foot of the mountain, Beomryun temple is located keeping the traces of the old temple. There is Ungye waterfall of 30m below the temple, and Imggeokjeong cave below Ganggun peak where Imggeokjeong hided to avoid the government forces' chase.