Uploaded on 2014-10-22 by LuizFelipeLima

[1]: http://oi57.tinypic.com/qnus5k.jpg Pituba, Salvador, Bahia - Brazil The visible: Buildings, a house, the streets, trees... The invisible: Quantity of cars that pass through that street, number of persons that live at the only house of the picture, the pipes passing through the street and their capacity to attend for all these buildings and etc...