A one-foot-wide bronze mask dating to around 1100 b.c. emerges from beneath a bronze vessel containing cowrie shells during recent excavations at the site of Sanxingdui in China’s Sichuan Province.
For much of China’s millennia-long history, the western region of Sichuan was geographically isolated, encircled by mountains and with only limited connections to the outside world via the Yangtze River and its tributaries. The Bronze Age people of Sichuan were long thought to have been periphe