Las Leñas is a ski resort in Argentina, located in the western part of Mendoza Province.
It has reliable powder snow and climate for extreme and off-piste skiing. Construction of the ski center began January 1983, and by July 1983, it opened with a 300 bed hotel. The ski area has a good diversity of slopes ranging from very easy to extreme, including a good range of off-piste areas apt for extreme skiing. The skiable area base starts at an altitude of 2,240 m above mean sea level and goes up to 3,430 m for a total drop of 1,190 m.
Wikipedia https://en.wikipedia.org/wiki/Las_Leñas
Coordinates -35°8'48.152" N -70°4'48.274" E