Maps of the world come in many shapes and sizes. Navigational and road maps help you get from place to place; topographical and physical maps give you a look at terrain; and thematic maps track all ...
A map that displays the spatial distribution of an attribute that relates to a single topic, theme, or subject of discourse. Usually, a thematic map displays a single attribute (a "univariate map ...
Other thematic maps describe trade routes, commodities such as iron and copper, or population changes in different parts of the world. To browse, view or download the scanned maps, visit the UN ...