railway The Huaytiquina railway is a single gauge linking Salta, Argentina, to Antofagasta, Chile. The Tren a las Nubes is a touristic service running for on the Argentinian side. Transandine Railway The central Transandine Railway from Valparaíso, Chile, to Mendoza, Argentina is defunct, pending reconstruction. While Chile and large parts of Argentina both use the same gauge, the connecting Ferrocarril Trasandino Los Andes - Mendoza used a narrow gauge of with rack railway sections. Thus there are two break-of-gauge stations, one at Los Andes, Chile and the other at Mendoza. In 2009, a deal was signed to build a , single gauge, base tunnel connecting Chile and Argentina. South Trans-Andean railway from Lonquimay (Chile) to Zapala (Argentina) – construction abandoned. line once again proposed in 2005 and work underway at Chilean end in 2005; first stage completed by early 2006. Possible break-of-gauge and rack railway. from Osorno, Chile to Bariloche – never built. BiOceanio (2010) Brazil - Paraguay - Argentina - Chile Mejillones Antofagasta Paranaguá São Francisco do Sul See also Panama Canal Railway Railway stations in Peru Tren a las Nubes References External links Mercosur report on links - Argentine Ministry of Economy (doc format) Railway lines in Argentina Rail transport in Bolivia Rail transport in Chile Rail transport in Colombia Rail transport in Ecuador Rail transport in Peru Rail transport in South America International railway lines Andes Mountain railways