Jiayuguan fortress at the western end of the Great Wall, Silk Road, Gansu, China, Asia

architecture asia asian at attraction attractions bastion bastions being beings border borders building buildings china chinese cultural day daylight daytime during end exterior exteriors fortification fortifications fortress fortresses gansu great heritage human humans jiayuguan monument monuments of outdoor people person persons photo photos road seeing shot shots sight sights silk site site sites sites stronghold strongholds the tourism tourist touristic touristical touristically tourists touristy unesco view views wall wall walls western world worth