Introduction to the Snake Stone: The Snake Stone is also known as the White Snake with Arrows. On the north cliff of Hunyuan Stone Road in Huashan Valley, it is a white strip of stone in the gap between the cliffs, shaped like a snake head. Legend has it that it is a snake spirit that was killed by random arrows. Transformed. The local folk stories of "An You and Encountering Hua Gu" and the story of ejaculation of snake semen happened here.