This corridor exhibits the great diversity that wraps to the northeast of the Republic Argentina composed by the provinces of Chaco and Formosa.
The area is characterized by the presence of countless rivers, streams, taken a bath, lagoons and also the thermal bathrooms of Roque Sáenz Peña,
The rivers but important they are the Paraguay, Bermejo and Pilcomayo with their tributaries. The western territory is much more arid and more rural, with scarce and reduced due populational establishments to the rigor of the climate, to the conditions of the floor and the absence of water, in that area it is El impenetrable one, an forest area denominated this way by its access difficulty. .
Dispersed for the area they will be ruins of outposts and missions that were in a time points of advanced of a region occupied for untamable aboriginal, some of these points are at the moment cities.
An important attractiveness is the crossing to the republic of the Paraguay through Clorinda and the bridge international san Francisco de Loyola on the river Bermenjo.