Juan Martín de Pueyrredón
Juan Martín de Pueyrredón is a department of the province of San Luis in Argentina, called La Capital until 2010. It has an area of 13,120 km² and is bounded on the north by the Belgrano department, on the northeast by Coronel Pringles, on the southeast by the General Pedernera department, to the south with Governor Dupuy, and to the west with the province of Mendoza.