In the 1960s, archaeologists working in China unsealed the 1,200-year-old tomb of a princess. Its walls were covered in magnificent murals. It was an unprecedented glimpse into life during the Tang dynasty. Here is the fascinating story of the great Empire that made those murals, the Silk Road that connected it to the world, and the rebellions and disasters that brought the dyn... (展開(kāi)全部)