The Valira d'Orient river is also called "Valira de Encamp", "Valira de Canillo" or "Valira de Soldeu". It starts in the "Cirque des Pessons" in northeastern Andorra, in the Encamp parish. From here, the river flows through the villages Soldeu, El Tarter, L'Aldosa, El Vilar, Canillo, Molleres, Les Bons, Encamp et Escaldes (part of Escaldes-Engordany). Its main tributary is the "Madriu" river.