How far northwest of Argentina is the birthplace of Oscar Román Acosta?
Rosario, Santa Fe Rosario (] ) is the largest city in the province of Santa Fe, in central Argentina. It is located 300 km northwest of Buenos Aires, on the western shore of the Paraná River. Rosario is the third most populous city in the country, and is also the most populous city in Argentina that is not a provincial capital. With a growing and important metropolitan area, Greater Rosario has an estimated population of 1,276,000 as of 2012 . One of its main attractions includes the neoclassical architecture that has been retained over the centuries in hundreds of residences, houses, and public buildings.
Santa Rosa de Río Primero Santa Rosa de Río Primero is a town in the province of Córdoba, Argentina. It has 6,788 inhabitants per the 2001 census , and is the head town of the Río Primero Department. It lies in the center-northeast of the province, by the Primero River (also known as Suquía), about 75 km from the provincial capital Córdoba.