Ancient China

"China . . . has changed very little over the millennia. Unlike India, Egypt, and Mesopotamia, China's impassable mountains and vast deserts protected China from invasion. Free from foreign interference, China's great dynasties, like the Qin and the Han, flourished. Many of the things we associate with modern China, like the Great Wall, . . . silks, and . . . calligraphy, all date to ancient times"--Amazon.