lençóis maranhenses national park, environmental protection area.

maranhenses national park environmental protection area sand dune lake tourist destination lagoon water nature landscape non-urban scene landmark desert beach leisure summer copy space outdoor activities nobody river travel recreational sunlight abstract adventure turquoise blue barreirinhas arid climate colorful day sunny maranhão state photography holiday idyllic isolated environment weather pattern preservation social issue sun wildland tropical freshwater brazil brazilian conservation unit integral located northeast region maranhão park's territory distributed among was created primary purpose protecting flora fauna natural beauties existing place