Zero degrees longitude is known as the Prime Meridian and separates the Eastern and Western Hemispheres. It extends from the North Pole to the South Pole and passes through Greenwich, England. In the Pacific Ocean, at 18... More »

The intersection point of the prime meridian (0 degrees longitude) and the equator (0 degrees latitude) is in the Atlantic Ocean in the Gulf of Guinea, almost 400 miles south of the Republic of Ghana on the west coast of... More »

Time around the world is calculated using time zones. There are 24 time zones, which each are labeled as a number ahead of or behind the "center" time zone in Greenwich, England. Find the time around the world by taking ... More »

Zero degrees longitude is the Prime Meridian, also known as the Greenwich Meridian. The home of Greenwich Mean Time and the Prime Meridian of the World is located at the Royal Observatory in Greenwich, United Kingdom. More »

The absolute location of a place is its exact set of coordinates on the planet, frequently expressed in degrees of longitude and latitude. In geography, absolute location is contrasted with relative location. More »

Prime meridian is the name of the line that marks 0 degrees of longitude. The prime meridian marks the beginning reference point for making measurements in the eastward and westward directions. Any location along the pri... More »

The longitude and latitude on a map are measured in angular units called degrees, minutes and seconds. One degree is equal to 60 minutes and 1 minute is equal to 60 seconds. More »