嘉措拉山口，海拔5220米。 318 国道。 西藏日喀则西. 所有这些经幡都是过路的旅游者花钱买的。由卖者挂上。 Jiacuola Pass. Altitude 5220 meters. National Road 318. West of Shigatse, Tibet. All these prayer flags are paid by passing tourists. The sellers hang the flags to the poles after get paid.