Synopsis: One of the most primitive ways of orientation was performed by observing the stars and planets. The main references were the sun, moon and constellations. Through observation of them could reach the intended destination. The person must know in which direction the sun rises (east). From there you can place your right arm toward the sun, the front of the person corresponds to the north, automatically south lies behind the same and therefore the west is toward the left arm, where the sun sets .
Source: Government of the State of Paraná.
URL: http://www.geografia.seed.pr.gov.br/modules/galeria/detalhe.php?foto=1086&evento=1