Gansu lies between the Tibetan Plateau and the Loess Plateau, bordering Mongolia (Govi-Altai Province) to the northwest, Inner Mongolia and Ningxia to the north, Shaanxi to the east, Sichuan to the south, and Xinjiang to the west. The Yellow River passes through the southern part of the province. The province contains the geographical centre of China, marked by the Center of the Country Monument at . Part of the Gobi Desert is located in Gansu, as well as small parts of the Badain Jaran Desert and the Tengger Desert. The Yellow River gets most of its water from Gansu, flowing straight
A Tale of the Wind of China, which Ivens filmed in 1938. Footage from the air is seen of the Great Wall of China, partially covered in desert sand. Trying to film the Terracotta Army, Ivens and Marceline Loridan only obtain permission to film for ten minutes, which would not be enough. Ivens therefore buys a large number of replicas from local tourist shops to create his own army, which he arranges and films, together with choreographed men dressed up in terracotta warrior costumes. At Ivens' camp in the Gobi Desert, an old woman approaches and says she can summon the wind by drawing a