boat trip on the igarape do urubu river, delta das americas to ilha das canarias, brazil. south america

brazil ilha canarias igarape urubu boat delta americas barreirinhas atins dune tutoia lagoon maranhao lencois maranhenses desert sand landscape national park paradise adventure beach outdoor preguica river water tropical ecotourism mandacaru landmark parnaiba wildlife piau sloth lake das parque da dunas evaporation geologic geology parnaba erosion transport tourism amazon