Meridian Longitude: The Invisible Lines That Define Our World
In geography, a is an imaginary half-circle that runs from the North Pole to the South Pole. Unlike lines of latitude (which are parallel circles that never touch), all meridians are the same length and intersect at the poles. meridian longitude
Pilots and captains use these coordinates to chart paths across featureless oceans. Meridian Longitude: The Invisible Lines That Define Our