Interandean Valles

Dry valleys in the central Andes of Peru, Bolivia, and Argentina, known as "valles", are marked by a rain shadow effect of the surrounding mountains, and thus rainfall is limited, and mostly falls in a brief rainy season. The interandean valles comprise most of the mid-elevation areas of the "sierra" of Peru, "los valles" of Bolivia and the "cuyo" region of Argentina

Interandean Valles

Dry valleys in the central Andes of Peru, Bolivia, and Argentina, known as "valles", are marked by a rain shadow effect of the surrounding mountains, and thus rainfall is limited, and mostly falls in a brief rainy season. The interandean valles comprise most of the mid-elevation areas of the "sierra" of Peru, "los valles" of Bolivia and the "cuyo" region of Argentina