Parque Nacional das Nascentes do Rio Parnaíba

Created through a decree on July 16, 2002, Parque Nacional das Nascentes do Rio Parnaíba is located on the border between the states of Piaui, Maranhao, Bahia and Tocantins. It aims to ensure the preservation of natural resources and biological diversity as well as provide the scientific research and development, activities for educational purposes, recreational activities and ecotourism.

The park has an area of  729,813 hectares and is administered by the Chico Mendes Institute for Biodiversity Conservation (ICMBio).