Xi'an, the provincial capital of NW China's Shaanxi province, served as the nation's capital during four major dynasties, and was the starting point of the ancient Silk Road. The ancient walls in Xi'an city are well-preserved, and provide a unique landscape for the city.

There are six places in Xi'an that have been listed as World Heritage sites. Among them, the Terracotta Warriors in Emperor Qinshihuang's Mausoleum Site Museum, is one of the eight wonders of the world, and representative of traditional Chinese civilization.