Tucumán (Spanish pronunciation: ) is the most densely populated, and the second-smallest by land area, of the provinces of Argentina.. Located in the northwest of the country, the province has the capital of San Miguel de Tucumán, often shortened to Tucumán.Neighboring provinces are, clockwise from the north: Salta, Santiago del Estero and Catamarca.

Catamarca, oficialmente Provincia de Catamarca (tal y como figura en su Constitución provincial), [2] una de las 23 provincias en las que está dividida la República Argentina.A su vez, es uno de los 24 estados autogobernados o jurisdicciones de primer orden [3] que conforman el país, y uno de los 24 distritos electorales legislativos nacionales.

Argentina (officially the Argentine Republic) is a country in South America.Argentina is the second-largest country in South America and the eighth-largest country in the world.. Spanish is the most spoken language, and the official language, but many other languages are spoken. There are minorities speaking Italian, German, English, Quechua and even Welsh in Patagonia.