Road to Aconcagua National Park Ruta 40 heads south out of the winegrowing region of Mendoza towards Bariloche. This is the main Andean carriageway of Argentina, stretching from the Bolivian border in the north, 5100km down to the southern most part of Patagonia in the south. It forms part of the Pan American, a road which, apart from a few miles between Colombia and Panama, forms a continuous highway into northern Alaska. 20km or so beyond Mendoza, Ruta 7 turns west, towards to Chilean border, Aconcagua National Park, and the route across the Andes. The skyline is marked also by the metal towers and gas burning flame of a petrochemical station, and a steady flow of tankers heads to and from the plant. As this is the region close to the border, police checkpoints are common
... read more