There are exceptions as some continents (and their countries) based on the straight-line divisions of the Equator and Prime Meridian are a part of two hemispheres. read more
As conventionally defined, from the western tip of the Old World to the international date line, it contains North and South America, and the half of Antarctica known as West Antarctica. read more
North and South America and a small part of Europe and Africa arein the Western Hemisphere. The term refers to the half part of theEarth that lies. read more
In addition, all countries west of the Prime Meridian are in the Western Hemisphere while those east of the Prime Meridian are in the Eastern Hemisphere. Generally the Eastern Hemisphere includes most of Africa, about half of Antarctica, all of Asia and Australia/Oceania, and most of Europe. read more