Photo taken on Nov. 8, 2007 shows the worshipping ceremony of Emperor Yan, one of Chinese first ancestors, held at the tomb of Emperor Yan in Yanling County, central China's Hunan Province, November 8, 2007. Emperor Yan is also the founder of Chinese farming culture and respected as Shen Nong Shi (the god of agriculture) by Chinese people. Over 5000 guests attended the worshipping ceremony. (Xinhua /Wang Yi'ou)