Latitude: (shown as a horizontal line) is the angular distance, in degrees, minutes, and seconds of a point north or south of the Equator. Lines of latitude are often referred to as parallels.
Longitude: (shown as a vertical line) is the angular distance, in degrees, minutes, and seconds, of a point east or west of the Prime (Greenwich) Meridian. Lines of longitude are often referred to as meridians.
South America Latitude and Longitude examples: (see map)
|Belo Horizonte, Brazil:||19°||55'||S||/ 43°||56'||W|
|Bogata, Colombia:||4°||35'||N||/ 74°||4'||W|
|Fortaleza, Brazil:||3°||43'||S||/ 38°||32'||W|
|Lima, Peru:||12°||2'||S||/ 77°||1'||W|
|Santiago, Chile:||33°||25'||S||/ 70°||33'||W|
|Ushuaia, Argentina:||54°||47'||S||/ 68°||13'||W|