Laos Photolog Photolog: The wild Nam Ou River, Laos April 14, 2011August 21, 2011 Evonne 0 Comment Asia2011, Southeast Asia The Nam Ou (literally: "rice bowl river") is one of the most important rivers of Laos, a source of life for villages by the riverbank. It runs 448 km from Phongsaly to Luang Prabang. A boat-ride down the river is definitely a must-do in Laos!