The excavation at the Yahuai cave site in Longan County, South China's Guangxi Zhuang Autonomous Region. After three years of excavation work, archeologists have found tombs and human remains, including a skull, dating back 16,000 years, as well as tens of thousands of stone artifacts. The site was the second area of Palaeolithic tombs to be found in China. (Photo: China News Service/Zhong Xin)
