Listed by UNESCO as a natural heritage of humanity in 1986 - the second oldest national park of Brazil and the largest outside of the Amazon - the Iguaçu National Park extends over an area of R03;R03;185 000 hectares of the Brazilian side and 67 acres on the side Argentine. Although its environmental value and beauty of the landscapes seen there do a heritage without borders.No wonder that the park is considered one of the last reserves of the Atlantic Forest, and the largest reserve of subtropical rainforest in the world.The biological diversity of the park is portrayed in numbers are 257 butterfly species, 18 fish, 12 amphibians, 41 species of snakes, eight lizards, 340 birds and 45 of mammals, attracting the attention of several researchers who have source for relevant scientific papers.The Iguazú National Park is home to rare species in their territory of fauna and flora. Thousands of animals, many of them endangered, such as the jaguar, the caiman-of-crop-yellow, some rare species of birds as well as the guan, the harpy eagle and parrot-breasted purple. The flora is also quite diverse. There are species that reach 30 meters in height, as timbaúva, cedar, mahogany and ipe to, in addition to delicate orchids and bromeliads.Hours of Operation:In summer, from Monday to Sunday, from 9am to 18 hours. In winter, from Monday to Sunday, from 9am to 17 hours.