The Great Voyages of Zheng He Author:Hao Yu Zhang, Song Nan Zhang Decades before the voyages of Columbus, Vasco da Gama and Magellan, Zheng He led seven major expeditions that extended the cultural and economic reach of the Chinese empire and helped China become a political superpower. Written and illustrated by Song Nan Zhang who co-authored the English text with his son, The Great Voyages of Zheng He highlig... more »hts tells the story of a man who faced many obstacles to become advisor to an emperor and admiral of the greatest navy the world had ever seen.« less