The Picheuta bridge is 20 km from Uspallata and crosses the Picheuta river, it is a small bridge of stones joined with rough mortar, from the colonial era.
Since the 18th century, the Picheuta bridge has linked the General Captaincy of Chile with the Viceroyalty of the Río de la Plata. Here you can see the ruins of a fortification, a silent witness to important historical events linked to San Martins deeds. The bridge was made in the eighteenth century by order of the Viceroy of Chile Ambrose O`Higgins.
The Picheuta Bridge has been declared a National Historic Monument.