Introduction to the Painted Archway: There are two painted archways in the scenic area, one is located 110 meters away from the landmark stone in the scenic area, and the other is in the central square of the scenic area. They are all architectural models of the Ming and Qing Dynasties. The painted archway at the sign stone is 20 meters wide and 15 meters high, with four pillars and three doors. The third floor is colorful. There is a plaque inscribed by Liao Hansheng, Vice Chairman of the National People's Congress, "The First Cave in the North". The painted archway in the central square is 8 meters high and 11 meters wide, with four pillars and three doors, a colorful third floor, and eleven brackets. A plaque titled "The First Cave in the North" written by Mu Qing, the former president of Xinhua News Agency, is hung on it.