Africa is the only continent that lies in all four hemispheres, Northern, Southern, Eastern, and Western, making it the most ...

Explains the concepts of latitude and longitude, which are used to locate places on Earth. It describes how latitude is measured in degrees north or south of the equator and how longitude is measured ...

The prime meridian has shifted a few hundred feet. An astronomer helped figure out why. In 1884, a delegation of international representatives convened in Washington, D.C. to recommend that Earth's ...

Europe is located in the Northern Hemisphere. The Atlantic Ocean is to the west of the continent. Europe is above the Equator and the very north of the continent is within the Arctic Circle. The Prime ...

In the contiguous United States, the farthest east anyone can travel without tripping into the ocean is the lighthouse at West Quoddy Head, Maine. But this beautiful spot at the northeastern tip of ...