TRAIN TO THE CLOUDS
Travelling through the Quebrada del Toro gorge on the Tren a las Nubes, or Train to the Clouds, is an unashamedly touristic experience. Clambering from the station in Salta (it never exceeds 35 km/hr) to the magnificent Meccano-like La Polvorilla viaduct, high in the altiplano, the smart train – with a leather-upholstered interior, shiny wooden fittings, spacious seats, a dining car, a post office and even altitude-sickness remedies – was originally built to service the borax mines in the salt flats of Pocitos and Arizaro, 300km beyond La Polvorilla. The viaduct lies 219km from Salta, and on the way the train crosses 29 bridges and twelve viaducts, threads through 21 tunnels, swoops round two gigantic 360° loops and chugs up two switchbacks. La Polvorilla, seen on many posters and in all the tour operators’ brochures, is 224m long, 64m high and weighs over 1600 tonnes; built in Italy, it was assembled here in 1930…
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