Artistic sand waves in the Taklimakan Desert. Sand covers more than 400,000 square kilometers of land in Xinjiang Uygur Autonomous Region, accounting for nearly 60 percent of the total desert area in China. Three of the country's largest deserts are in Xinjiang. This latest photo feature by professional photographers shows the changing appearances of the region's seemingly endless deserts. [Photo:CRIENGLISH.com/Liu Yunzhi]