Las Leñas is one of the largest Andean ski resorts in Argentina, located in the western part of Mendoza Province, together with Cerro Catedral in San Carlos de Bariloche, Rio Negro province. It is well known for its powder snow, good climate and excellent opportunities for extreme and off-piste skiing. Construction of the ski center began January 1983, and by July 1983 it opened with a hotel of 300 beds.