Synopsis: Our position on Earth is referenced relative to the equator and the Greenwich meridian and is reflected by three numbers: the latitude, longitude and altitude. Latitude is the distance measured along the equator from the Greenwich meridian. This distance is measured in degrees varying between 0º and 90º North or South.
Source: Government of the State of Paraná.
URL: http://www.geografia.seed.pr.gov.br/modules/galeria/detalhe.php?foto=1060&evento=1