A map of the mouths of the Amazon River from 1919 showing the channels and distributaries, islands, and port cities. The map shows the islands of Marajo or Joannes, Janaucul, Caviana, Mexiana, and Grande, the settlements of Para or Belem, Macapa, Gurupa, Breves, Oeiras, Chaves, Colares, Braganca, and Cameta, the rivers Araguari, Xingu, Tocantins, and Rio Para, and the Cape Magoari, Tijoca Point, and Atalaia Point.