Photo taken on March 19, 2017 shows golden and silver books unearthed during an archaeological excavation at Pengshan District in Meishan City, southwest China's Sichuan Province. More than 10,000 gold and silver items that sank to the bottom of a river in Sichuan Province over 300 years ago have been recovered, archeologists said Monday. The items included a large amount of gold, silver and bronze coins and jewelry as well as iron weapons such as swords, knifes and spears. (Xinhua/Li He)