Introduction to Longtan River Scenic Area: It is located on the east side of Tianzhu Mountain, starting from Dubu in the east, Changwa Gang in the west, Huangling and Chenjialing in the south, and Longtan River Street in the north, with a radius of 16.61 square kilometers. Longtan River has nine bends and eighteen bays, with lush forests and bamboos on both sides, green mountains and bright waterfalls, and ancient farmhouse roads with simple folk customs. To tour the scenic spot, you can take a bamboo raft tour, visit the ancient Ming Dynasty buildings in Longtan Town, the flowing water houses at Shuanghekou, and overlook Tianzhu Peak, The waterfall in Changwa Gang is the main tourist content.