WORLDMAP

World map

A world map is a map of most or all of the surface of the Earth. World maps form a distinctive category of maps due to the problem of projection. Maps by necessity distort the presentation of the earth's surface. These distortions reach extremes in a world map. The many ways of projecting the earth reflect diverse technical and æsthetic goals for world maps.

The above text is a snippet from Wikipedia: World map
and as such is available under the Creative Commons Attribution/Share-Alike License.

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