Hueang River
The 883rd longest river in the world
The Laos–Thailand border is the international border between the territory of Laos and Thailand. The border is 1,845 km (1, 146 mi) in length, over half of which follows the Mekong River, and runs from the tripoint with Myanmar in the north to tripoint with Cambodia in the south.
Flows through: Thailand.
River data from Wikidata (CC0); lengths normalised to a common unit.