National Route 121 is a national road in

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

, running East in

Corrientes Corrientes (; Guaraní: Taragüí, literally: "Currents") is the capital city of the province of Corrientes, Argentina, located on the eastern shore of the Paraná River, about from Buenos Aires and from Posadas, on National Route 12. It ha ...

. In its paved length, it joins Km 683 marker of National Route 14, near the town of Santo Tomé and the '' Puente de la Integración'' ("Integration Bridge") of over the

Uruguay River The Uruguay River ( es, Río Uruguay, ; pt, Rio Uruguai, ) is a major river in South America. It flows from north to south and forms parts of the boundaries of Brazil, Argentina, and Uruguay, separating some of the Argentine provinces of La M ...

crossing the border into

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

to the town of

São Borja São Borja is a city in the Brazilian state of Rio Grande do Sul. São Borja is the oldest municipality in the Brazilian state of Rio Grande do Sul and was founded in 1682 by the Jesuits as the first of the Seven Points of the Missions, and name ...

Main Points

* km 2.2: access to Santo Tomé * km 5.3: toll booth * km 5.5: border crossing and immigration booth * km 7.6: international bridge The road was built in 1997 by the Mercovias company along with the international bridge in a 25-year public lease. National roads in Corrientes Province Tourism in Argentina {{Argentina-road-stub