International students from Peking University's Yenching Academy look at the Terracotta Warriors in pit 1 in Emperor Qinshihuang's Mausoleum Site Museum in Xi'an, Northwest China's Shaanxi province, Nov 13, 2017. Since November 2015, the Yenching Academy has been sending their international students to Xi'an every autumn to help them better understand the history of ancient China's Qin Dynasty (221-206 BC) via lectures and museum experiences. [Photo/VCG]