Shaanxi, Changwu's terrace fields are built from the top down. The ridge in the background shows the elevation of the tableland where the community's activities center.
The bottom picture gives another view of the terrace field from a lower angle.
Top picture: Land Resources in the Loess Plateau of China, edited by The Northwest Institute of Soil and Water Conservation, Academia Sinica, published by Shaanxi Science and Technique Press, 1986.
Bottom picture: George Leung (1994)