Do you know that there is a place called Badaizi, where the Great Wall and the church are nestled next to each other? Did you know that in Laoniuwan, the Great Wall blends with the Yellow River, the mother river of the Chinese nation? Did you know that on the Great Wall of Xishuiyu, the beauty of spring is like a peach blossom garden? The two authors combined history and reality, humanities and scenery, official history and legends, materials and practices, and showed us a different Great Wall, a more vivid one, with witty language, exquisite pictures, and unique ideas. , the Great Wall of flesh and blood.