Isla Suárez
The Isla Suárez (Bolivia) or Ilha de Guajará-mirim (Brazil) is one of the world's many disputed territories. The island lies in the Rio Mamoré, which defines part of the boundary between the two South American nations.
Coordinates: 10°47′42″S 65°21′35″W / 10.79500°S 65.35972°W