Discover the Mysterious Beauty of Lung Khuy Cave in Ha Giang Lung Khuy Cave is located more than 10km from Tam Son town, located in Lung Khuy village, Quan Ba ​​commune, Quan Ba ​​district (Ha Giang). The small and beautiful Lung Khuy village is inhabited by the Mong ethnic people. Lung Khuy Cave is at the foot of the mountain and is a place closely associated with the spiritual life of the Mong people in Lung Khuy village, so before being put into tourism exploitation, people protect and preserve the cave very strictly. To reach Lung Khuy cave, visitors must go through a dirt road more than one kilometer long around the mountain.