Chi Lang Pass (Ải Chi Lăng) is the vestige in the south of Lang Son province - an important destination in Vietnam history that attracts many tours and tourists in Vietnam travel.
Chi Lang Pass - Lang Son
Chi Lang Pass was the site of great victories against invading armies in 981, 1076, 1285, and 1427. It include 52 places over 20 kilometers long.
It enclosed by Kai Kinh range of rocky mountains in the east and Bao Dai-Thai Hoa range of mountains in the west. High rocky mountains block two gates of Chi Lang Pass to create a dangerous positions of which the Thuong River runs through. It has been listed as a national vestige since 1962.