Greenwich
The International Date Line.
The zero meridian is a line more than 12,000 miles long, between the north and south poles. There are literally trillions of places on it. The line is called the "Prime Meridian".
The international date line zig-zags to avoid intersecting land.
Greenwich Meridian is a line of longatude.
The major line of longitude located at 180 degrees longitude is the International Date Line.
The Prime Meridian is a line of longitude, and it sits at 0 degrees longitude.
Greenwich Meridian is a line of longatude.
It is nominally a meridian (a line of longitude) that runs from north to south through the western Pacific Ocean. The basis for the line (which has been moved east and west in several places was the longitude line that is both 180 degrees East and 180 degrees West.
another name for a line of longitude is meridian.
A meridian is a line of constant longitude.
magnetic meridian is a line joining the two magnetic pole while geographic meridian is a line joining the two geographic poles