The expedition of the western regions of China centering on Dunhuang City and Tibet as well as the excavation and research of sites were conducted by many explorers in the Chinese continent since the end of the 19th century.
19世紀末から中国大陸では、敦煌市やチベットを中心とする西域の探検と遺蹟の発掘・調査が多くの探検家によって行われていた。