The Prime Meridian divides the Earth into the Eastern Hemisphere and the Western Hemisphere.
While latitude (the horizontal lines) is natural—defined by the Earth’s spin and the sun—longitude is an act of pure human ego. Every meridian is a half-circle running from the North Pole to the South Pole. There are 360 of them (one for every degree of a circle). meridians longitude
While they lack the natural symmetry of latitude lines, they provide the necessary structure for . They turned the Earth from an uncharted expanse into a coordinate-addressed system. The Prime Meridian divides the Earth into the
Directly opposite the Prime Meridian sits the 180th meridian, which serves as the basis for the International Date Line . How Longitude Works meridians longitude
