The coastal plain as far south as Santos is a region of high temperatures and great humidity.
There are seven towers, fifteen gateways and, according to Los Santos, no fewer than 12,000 windows and doors.
De Cabrera de Cordova, Felipe Segundo (Madrid, 1619); James Wadsworth, Further Observations of the English Spanish Pilgrime (London, 1629, 1630); Ilario Mazzorali de Cremona, Le Reali Grandezze del Escuriale (Bologna, 1648); De los Santos, Descripcion del real monasterio, &c. (Madrid, 1657); Andres Ximenes, Descripcion, &c. (Madrid, 1764); Y.
The largest of these and the only one of commercial value is the Ribeira de Iguape, which has its source on the tablelands of Parana and after receiving several affluents west of the Serra do Mar breaks through a depression in that range and discharges into the Atlantic"some miles below Santos on the southern boundary of the state of Sao Paulo.
The larger and more important of these are Todos os Santos, on which is located the city of Sao Salvador or Bahia, and Rio de Janeiro or Guanabara, beside which stands the capital of the republic. These two are freely accessible to the largest ships afloat.