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The snow-streaked summit of Aconcagua above the dry Andean valley

Aconcagua, Mendoza.Photo: Mauricio V. Genta, CC BY-SA 4.0

Western Argentina

Cuyo, where the desert learned to make wine.

Three provinces against the Andes, all of them dry, each of them different. Mendoza turned meltwater into the country's vineyards, San Juan kept the empty desert and the clearest skies, San Luis holds the green sierras. Start with the province, then take the road.

Explore the provinces

The region

Three provinces, one thirst

Cuyo is the dry side of Argentina, and everything here follows the water — where it comes down off the Andes, and what people built to catch it. The three provinces answered that in three different ways.

Things to do

A day out, province by province

Wine at altitude in Mendoza, the Triassic desert in San Juan, and the mountain road that joins them. These are the shapes a day in Cuyo tends to take.

  • The ochre mineral arch of Puente del Inca beside Ruta 7, the road to Chile
    Demonstration

    Nature

    The Alta Montaña road and Puente del Inca

    West from Mendoza on Ruta 7: Potrerillos, Uspallata and the ochre mineral arch below the Aconcagua lookout.

    Full day · 10–12 hours · Mendoza

    Price on request

  • Vine rows running towards the cordillera in the Valle de Uco
    Demonstration

    Gastronomy

    High-altitude tasting in the Valle de Uco

    An afternoon at two wineries against the cordillera, tasting Malbec grown between 1,100 and 1,500 metres.

    5–7 hours · Mendoza

    Price on request

  • The snow-streaked summit of Aconcagua above the dry Andean valley
    Demonstration

    Adventure

    The Horcones valley walk below Aconcagua

    A short, flat walk inside Aconcagua Provincial Park to the lagoon, facing the south wall of the highest peak outside Asia.

    2–3 hours · Mendoza

    Price on request

The guide

Before you set off

When to come, what the roads are really like and what the wine route actually involves — written for people driving themselves.

  • Route 7 running west out of Uspallata between bare Andean ridges

    Guide

    The Alta Montaña road, Mendoza to the border

    Route 7 west out of Mendoza climbs 3,000 metres to the Chilean border past Potrerillos, Uspallata, Puente del Inca and the Aconcagua lookout. What to stop for, and what the day actually costs you.

  • The ochre mineral arch of Puente del Inca beside Ruta 7, the road to Chile

    Guide

    Getting around Cuyo

    Distances between the oases are long and mostly empty. What the roads are like, where the fuel is, and when a hire car beats the bus.

  • Wind-carved rock formations on the desert floor of Ischigualasto

    Guide

    Ischigualasto, where the dinosaurs start

    San Juan's Valle de la Luna holds a complete Triassic record and some of the oldest dinosaurs ever found. How the visit actually works, and what to see around it.

The Cuyo guide