Gapsagyegok Valley is a valley located on the northwest slope of Gyeryongsan Mountain in Gongju-si. With moderate temperatures even in summer, it is suitable as a recreational area, while the autumn foliage adds to its beauty. At the entrance lies Gapsa Temple, a Buddhist temple with various cultural assets, offering insights into Korean Buddhist culture. Within the valley, visitors can enjoy forest walks and view attractions such as the Yongmunpokpo Falls.