This is
Potrero de los Funes, in San Luis. It's one of the coolest circuits I've seen. But it's not suitable for Le Mans Prototypes, much less F1. Although I think IndyCar wouldn't mind those walls.
By the way, the official name in Spanish is "Gran Premio de Argentina", that is "Grand Prix of Argentina", with a noun instead of an adjective (we Hispanics used to copy French customs), so...