San Miguel e Tucumán (usually referred to as simply Tucumán) is the largest city in northern Argentina, with a population of 525,853 per the 2001 census [INDEC]. The metropolitan area totals 806,000, making it the fifth-largest in the country. It is the capital of the province of Tucumán. It was founded in 1565 by Spanish Diego de Villarroel travelling south from Peru and was moved to the present site in 1685.