Wikipedia, the free encyclopedia
A map is a simplified depiction of a space, a navigational aid which highlights relations between objects within that space.
Most usually a map is a two-dimensional, geometrically accurate representation of a three-dimensional space.
The science and artof map-making is cartography.
Over 11,000 maps online. The collection focuses on rare 18th and 19th century North and South America maps and other cartographic materials. Historic maps of the World, Europe, Asia and Africa are also represented.
Extensive collection of online CIA and historical maps. Worldwide coverage, with a focus on United States and Texas maps.
The Yale Map Collection - The Map Collection has the largest collection of maps in Connecticut and one of the largest university collections in the United States. Its collections are geographically comprehensive and consist of over 200,000 map sheets, 3,000 atlases, and 900 reference books.
The Earth Observatory
LandSat map of U.S.
United Nations Map Library
U.S. Geological Survey
U.S. Census Bureau
U.S. State Facts
Library of Congress