Thang Hen lake

Located in Quoc Toan Commune, Tra Linh District, about 25km from Cao Bang town, Thang Hen lake is a beautiful lake high on the mountain, thousands of meters from the sea level, the lake is located in a forest of white "Tram" trees.

The pound lake, about 3000 m long and 1000 m wide, is composed of 36 beautiful lakes on the high mountains, is surrounded by dense trees reaching to the mountain cliffs, the green water bends is flow around the valley scattered with underwater rocks. Across the lake is a big cave from which water flows out, especially the tides go up and down twice a day and make the water of the lake always green, in the middle of the lake is a spectacular islet.

In the mass of mountains appears beautiful scenery with rows of trees rising from steep cliffs and reflecting themselves on the very blue water surface which curves round the heart of a valley with rough subterranean rocks.

The lake has basin shape with the length of over 500m and the width of 300m. On the other side of the lake is a large cave from which a water source runs out days and nights. Everyday, tide goes up and down twice. In rainy season, while the other lakes bear red-water, the water in Thang Hen Lake still be clear and blue. In dry season, the lowest water level is about 10 meters.

Near by Thang Hen Lake is Thanh Luong lake, in the middle of which rises a very beautiful mountain. Nowadays, Thang Hen Lake becomes a convalescence and ecological tourism.

Tourists in Vietnam travel can go from Cao Bang Town, go to Quang Hoa District (37km), then turn right along Road 205 for about 20km to reach Thang Hen Lake, east of Cao Bang Province.