Formosa is the capital city of the Argentine province of Formosa, on the banks of the Paraguay River, about 1200 km from Buenos Aires, on National Route 11. It has a population of about 210,000 as per the .Formosa is the hub of the provincial industry, that processes the product of its natural resources. The port that serves the Paraguay towards the Paraná River is the main transport means for the provincial production.Notable sights of the city include the Nuestra Seńora del Carmen Cathedral, the Government House, the Torelli Botanic Forest Garden, the Provincial History Museum (Museo Histórico Provincial), the Estadio Centenario ("Centenary Stadium") football stadium, the Guaicole fauna reserve, the shore of the Paraguay River, the Isla de Oro Island, and the Central Square named after José de San Martín.The local climate is humid sub-tropical, with average temperatures of 28 °C in summer and 16 °C in winter.The El Pucú Airport , at , 7 kilometres south of the city, serves charter flights, and regular flights to Buenos Aires.