helicopter over the fortaleza canyon with forest

south america brazil rio grande cambara sul sierra ridge gaucha fortaleza canyon vacation travel tourism park bucolic pampas landscape wilderness ravine escarpment highland valley crag cliff imposing hill extreme outdoor topography environment temperate abyss nature weathering countryside wood forest treetop tree grove cloud fog helicopter chopper aircraft transport rainforest jungle slope over flying cliffs covered thick cloudy day near small country town southern amazing natural tourist attractions