25833758IslandIsland in the Great Bend of the Xingu River, downstream of Altamira, PA. Name unknown.
The polygon follows the vegetation outline, excluding areas like sand bars and shoals that are probably submerged in the rainy season.-51.8025273-3.5210937BrazilAmapaOiapoque22886-3.5154985-3.5266889-51.7998075-51.805247
islanddo not draw title