Jiayu Pass in Gansu, at the western terminus of the Great Wall

see 嘉峪關市|嘉峪关市[Jia1 yu4 guan1 Shi4]

Mutianyu, well-preserved section of the Great Wall 70km from Beijing

Jiayuguan fort in the Gansu corridor; Ming dynasty military fort, the western end of the Great Wall

Jiayuguan, prefecture-level city in Gansu Province 甘肅省|甘肃省[Gan1 su4 Sheng3]