The Mt. Lingjiaoliao Walking Trail located in a multiple natural ecological environment, where Taiwan Acacia, Gordonia Axillaris (Fried Egg Plant) and Japanese Ophiorrhiza are all lined up along the way that pass through the three treasures in Linjiao (Tsai Family Western Building, Wanggu Waterfall, Lingjiao Old Bridge) and other scenic spots. Go down by taking the wood stack staircase to explore the Wanggu Waterfalls at a closer distance and for a better appreciation of the beautiful Wanggu Waterfall. At the same time when observing the waterfall, you can appreciate coal mining history and river crossing, the sound of a gurgling stream amidst the experience of a tranquil atmosphere in the mountain forest that leads the visitors to one of the rare secret places in urban cities.