Vietnam Adventure Tours & Travel, Trekking, Cycling, Family Tours

Lang Son is a mountainous province in the North East of Vietnam. The capital city of the province is Lang Son City, which is 154km north of Hanoi and which is a border town between Vietnam and China.

Mau Son Mountain is in Loc Binh and Cao Loc Districts of Lang Son Province, northern Vietnam. The mountain is 30km east of Lang Son City and 180km north-east of Hanoi.

Nhi Thanh Cave is in Lang Son City, 3km from the city center. The cave runs through a rock mountain with a little river flowing inside the cave. There are different large chambers inside Nhi Thanh Cave and they are separated from one another by narrow walkways.

Tam Thanh Cave is2km from Lang Son City, Vietnam. The cave runs through the mountain: One opening home to a Buddhist Pagoda - Tam Thanh Pagoda; and the other opening with a sweeping view of a scenic valley. Tam Thanh Cave can be combined with a trip to the To Thi Mountain and Nhi Thanh Cave. The whole tour takes about 3-4 hours.

The Cave of Winds (Hang Gio) is located near Dong Mo Town, 60km south of Lang Son City. The cave has three levels, each of which is separated from each other by a thin layer of rocks. Visiting the cave is an eerie experience.

To Thi Mountain is 2km from Lang Son City Center. The Mountain offers spectacular view of the whole city. Visiting To Thi Mountain can be combined with visit to the Caves of Tam Thanh, Nhi Thanh. The mountain has paths for hiking, but do it with good care due to slippery sand.