This APA of 22,800 hectares encircles and protects the State Park of Serra dos Pireneus, on the outskirts of Pirenopolis, Corumba and Cocalzinho. It contains the Pireneus Peak and the watershed divisions for the Platina and Amazon basins and limits the boundaries of the three towns. It also includes Cabeludo hill and the sources of the Almas and Corumba rivers.

Riparian systems, high meadows, and well-preserved cerrado vegetation, as well as other types of vegetation such as Buriti palm groves and canopy forests characterize these areas. Here you will find the rich beauty of ornamental flora and fruit and medicinal trees such as jacaranda, canela-de-ema, caraiba, ipe-do-cerrado, and pau-papel (the state tree of Goias). Native fruit trees include pequi, buriti, baru, xixa, mangaba and cashew. Among the medicinal plants one finds sucupira-branca, lobeira and arnica (considered endemic and an endangered specie due to over harvesting.

Bird lovers can see ema, siriema, aracaninde, papagaio-galego, azulao do cerrado, mineirinho, and principe (the last three being endemic and migratory). At least 165 species of birds exist in the area.

Mammals that appear in large numbers include macaco-prego, guariba, veado mateiro and tamandua-bandeira (officially listed as an endangered specie).

See also maps and GPS coordinates.