25830281IslandIsland in the Xingu River, upstream of Altamira, PA. Name unknown.
The polygon follows the vegetation outline, ignoring beaches (sandy or rocky), and other areas that are probably submerged in the rainy season. In particular it excludes a swampy area on the northeast part. The polygon is based on low-res satellite imagery which was shifted with respect to the surrounding hi-res images.-52.2068381-3.3039309BrazilParaAltamira7113-3.2892515-3.3186103-52.2041559-52.2095203
islanddo not draw title