A train plays hide and seek in the Hunan hills

A train barrels through five tunnels in quick succession in the mountains of Cili county, Hunan Province. The train runs on the Jiaozuo-Liuzhou Railway which connects Jiaozuo in Henan Province with Liuzhou in Guangxi Zhuang Autonomous Region. (Produced by Xie Runjia and intern Zhao Wenchang)