Tuesday, May 19, 2009

Map Catalog -- Topographic Map




This is a topographic map of the United States. Topographic maps are maps whose primary purpose is to indicate the general lie of the land. These maps generally show terrain, basic land use, transport networks, administrative boundaries, settlements and other man-made features.

Thursday, May 14, 2009

Map Catalog -- Thematic Map



This thematic map shows the population density for specific states in the United States. A thematic map represents a particular theme about a geographic area, in this case it is the population density.