Minas Gerais is one of the 26 states of Brazil, the second most populous and fourth largest by area in the federation. The capital is the city of Belo Horizonte, located near the central area. The main producer of coffee and milk in the country, Minas Gerais is known for its heritage of architecture and colonial art in historical cities such as Ouro Preto, Diamantina, Tiradentes and Serro.