Minas Gerais is one of the 26 states of Brazil, of which it is the second most populous, the third richest, and the fourth largest in area. Minas Gerais is the Brazilian state with the largest number of Presidents of Brazil, the current one, Dilma Rousseff, being one of them. 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 Mariana. The landscape of the State is marked by mountains, valleys, and large areas of fertile lands. In the Serra do Cipo, Sete Lagoas, Cordisburgo and Lagoa Santa, the caves and waterfalls are the attractions.