This is a picture book introducing the knowledge behind the Great Wall of China in the form of stories, covering the distribution, the construction history, legends, defense methods and the existing conditions. The story unfolds with the trip of a father and his daughter along the Great Wall, traversing through several typical pass of different provinces, so that readers would have a full picture of the Great Wall. This is an interdisciplinary book that touches on both history, military knowledge and construction.

Lianda, born in 1978, is an enthusiast of ancient architectures and team leader of the “Great Wall” group on Douban.com. He once hiked to Hebei, Beijing, Tianjin, Shanxi and Liaoning to investigate most sites of the Ming Great Wall. During the trip, he walked in the wild, camping, collecting scattered inscription data and record the status quo of the Great Wall by photography, painting and rubbing from tablet.