Huangshi star, mysterious place

Linggui Valley, Sifang taiyuezhu

there are 18 star sky and four square Taiyue in Huangshi star. The so-called Taiyue pillar is the only place where Xuanwu people have inherited the ancient fairy art. It caters to the principle of stars and the virtue of the road. It is forbidden to spread for a while by secret method. Under the 18 star sky, the array is erected with four square Xuanwu pillars, which lead to the clouds. Among the four pillars, there is a unique empty valley, 3000 feet into the ground, and the most powerful tuyuan Dense land.

therefore, the secret place of Xuanwu is also...