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Title
O Quy Ho mountain pass: One of the most beautiful mountain pass of Northwest of Vietnam #268185001
Description
O Quy Ho mountain pass known as the Hoang Lien Son mountain pass because the pass is located on Highway 4D cross Hoang Lien Son mountain range. Mountain pass is a bridge of two provinces Lao Cai and Lai Chau. The top of Pass is point distinguished the boundaries of the two regions.