Earthen buildings (tulou) are a distinct kind of traditional residence found in China. With his rich background in architectural design and watercolor painting, the author introduces 12 types of earthen buildings in the book, unveiling their history, construction, and usage. The tranquil yet untamed beauty of the earthen building rendered in the book showcases not only the wisdom in building traditional Chinese residences, but also the philosophy that Chinese people embrace underlining peace and freedom.