Ages 7 to 14 years. Stunning photographs capture the beauty of China's landscape in this revised edition. New topics include: The Three Gorges Dam on the Yangzi, is the world's largest. Construction has displaced many people but it is hoped the dam will tame the river's annual floods and provide hydro-electric power. China's booming economy and the reforms that have happened in the past 10 years. The status of Hong Kong and Taiwan.