In his orderly, if fanciful, universe, he oriented the top of the map with north and imposed the rational grid of latitude and longitude. Ptolemy's conception held sway for centuries; this map was ...

UTM divides the globe into a grid of many zones. UTM is less commonly used than latitude and longitude and is best for those who need to work with paper maps. Related to UTM are the Military Grid ...

To do that, I’ll use what’s called latitude and longitude.Lines of latitude run around the Earth like imaginary hoops and have numbers to show how many degrees north or south they are from the ...