The Mekong river is the border between Laos and which other Asian country for about 1000km of its length?
Mekong Yellow (Huang He), the Yangtze, and the Mekong Rivers. It flows through the Tibetan Autonomous Region and then southeast into Yunnan Province, and then the Three Parallel Rivers Area in the Hengduan Mountains, along with the Yangtze to its east and the Salween River (Nujiang in Chinese) to its west. The Mekong then meets the tripoint of China, Myanmar and Laos. From there it flows southwest and forms the border of Myanmar and Laos for about until it arrives at the tripoint of Myanmar, Laos, and Thailand. This is also the point of confluence between the Ruak River (which follows
Geography of Laos ethnic composition of the country and to the geographic distribution of its ethnic groups. Geographic coordinates: Most of the western border of Laos is demarcated by the Mekong River, which is an important artery for transportation. The Dong Falls at the southern end of the country prevent access to the sea, but cargo boats travel along the entire length of the Mekong in Laos during most of the year. Smaller power boats and pirogues provide an important means of transportation on many of the tributaries of the Mekong. The Mekong has thus not been an obstacle but a facilitator for