Frontal Cordillera

Frontal Cordillera (Spanish: Cordillera Frontal) is a mountain range in western Argentina that forms part of the Andes. It extends in a north-south direction in the provinces of La Rioja, San Juan and Mendoza. To the west of the Frontal Cordillera lies the Principal Cordillera that makes up the Argentina–Chile border and the continental divide. Cordillera means "mountain range" in Spanish.