where does 0 latitude and 0 longitude meet
Null Island Null Island is a fictional island in the Gulf of Guinea added to the Natural Earth public domain map dataset,[1] located where the equator crosses the prime meridian, at coordinates 0°N 0°E﻿ / ﻿0°N 0°E﻿ / 0; 0.[2][3][4] Natural Earth describes the entity as a "1 meter square island" with "scale rank 100, indicating it should never be shown in mapping."[1] The name 'Null' refers to the two 0 co-ordinates, both of which are sometimes known as null in mathematics.
North Pole The North Pole, also known as the Geographic North Pole or Terrestrial North Pole, is (subject to the caveats explained below) defined as the point in the Northern Hemisphere where the Earth's axis of rotation meets its surface.