Aerial view of the sandy dunes and lagoons, part of Parque Nacional dos Lencois Maranhenses, Brazil, South America

aerial americas background blue brazil brazilian brown color color image colour contemporary curved day daytime dune figure geology lagoon lencois maranhenses national park natural pattern natural world nature nobody outdoors outside park parque nacional dos lencois maranhenses pattern photography physical geography sand sand dune shape south america south american surface processes topography travel travel destinations water white