Where does the Prime Meridian meet at 0 degrees? If you were standing there with one leg across the line what would you be separating?

If you look at the intersection of 0 degrees latitude (known as the Equator) and 0 degrees longitude (known as the Prime Meridian) on a map, you will see that the confluence falls in the middle of the Atlantic Ocean, in the Gulf of Guinea off the coast of western Africa.

Explanation: