Situated about 320km to the northwest of Hanoi, Son La town is often used as a half-way overnight stop on the route to Dien Bien Phu. The province encompasses a total area of over 14.120 km2, which makes it the third largest province of Vietnam. Son La shares the common border with Yen Bai, Dien Bien, Lai Chau provinces
in the north, with Phu Tho, Hoa Binh in the east, with Dien Bien in the west, and with Thanh Hoa province, Laos in the south.
The province lies at the height of 600-700 meters above sea level with mild and temperate climate condition.
You can distinguish each of these ethnic minorities from their traditional costumes, which are often colorful and go with a lot of accessories. For example, Black Thai women wear black sarongs, and tight-fitting blouses with rows of silver or metal buttons down the front attached tightly to the neck. The blouses are usually in bright green, blue, or purple. A woman coils her hair in a topknot, covering it with a black turban embroidered with multicolored thread. After marriage, Black Thai women wear a silver hairpin.
Some 800,000 Black Thai and White Thai (white-bloused Thai people) live in the Northwest. Here are just a few features of the Black Thai. Besides, each of the minority group in Son La has its own special characteristics. With Moc Chau Plateau and many ethnic minority groups, Son La is a good place for relaxation as well as for understanding about local culture.