Title: Qu yu li shi di li yan jiu
Description: Ben shu tan tao le qu yu li shi di li yan jiu de si lu yu fang fa;Xin shi qi shi dai han shui liu yu de zi ran, Ren qun, Jing ji yu ju luo;Qing tong shi dai han shui liu yu de wen hua yan jin, Cheng yi fen bu yu ju zhu xing shi deng nei rong.
Subjects: Historical geography
Places: Han River Region (Shaanxi and Hubei, China)