 It is also located in the Maranhão Babaçu Forest region ("região dos cocais"), in the Itapecuru Valley.The Codó watershed is made up of the Itapecuru River, its important affluent, the Codozinho River, which has the Saco River as its affluent.Carnival is the biggest party, which attracts people from neighboring cities, such as Teresina and São Luís.