Nam Khan
The Nam Khan is a river in Laos that is a major tributary of the river Mekong, with which it joins at Luang Prabang.
The Nam Khan river is 935 km long and the catchment area is 7490 km2 ; the population of the catchment is about 122,700.
The confluence of Nam Khan and Mekong forms a peninsula where the downtown of Luang Prabang is located.