Palo Verde National Park, is state owned, is located in Guanacaste Province, between Tempisque river and river Bebedero. It was declared a national park on June 13, 1980 and included in the List of Wetlands of International Importance on December 27, 1991. It has an approximate area of 19,800 hectares.
It consists of a set of diverse habitats of flood plains, rivers and bordered by a row of calcareous hills.
Currently, due to its location, it also integrates Cipanci Wildlife Refuge (3,500 acres) in Sector Bolson and Ortega, which was created by Order # 29398-MINAE of March 28, 2001. It was created with the aim of protecting the mangroves, breeding grounds of aquatic and terrestrial birds, fish, shrimp, and reptiles, Jabirú Stork and others. In addition to maintaining the ecological balance and biodiversity of estuarine environments.