Historical relics unearthed in C China's Henan

Photo taken on March 17, 2014 shows an archaeologist working at a tomb in Jiaozuo City, central China's Henan Province. China's central province Henan, an important location of the Shang and Zhou Dynasty in ancient China, has a lot of historical relics, which need to be unearthed, protected and relocated from the middle route of the south-to-north water diversion project started since 2003. (Xinhua/Zhu Xiang)