Shanhaiguan

or Shan·hai·kuan, Shan·hai·kwan

[ shahn-hahy-gwahn ]
/ ˈʃɑnˈhaɪˈgwɑn /

noun Pinyin.

a city in NE Hebei province, in NE China, on the Gulf of Liaodong: strategically located at the E end of the Great Wall.
Formerly Linyu.