Great Globe Gallery - http://hum.amu.edu.pl/%7Ezbzw/glob/glob1.htm
This site has collected about 200 different ways of representing the earth's surface in globes and maps. Includes views from space, various topographic maps, maps of ocean currents, glaciers, rivers, earthquakes, El Nino and La Nina effects, and many more.
Houghton Mifflin Company Outline Map Collection - http://www.eduplace.com/ss/ssmaps/index.html
Printable outline maps for dozens of countries and regions of the world. Useful for presentations and assignments.
Perry Castaneda Map Collection - http://www.lib.utexas.edu/Libs/PCL/Map_collection/Map_collection.html
General and thematic maps for regions, countries, and cities throughout the world are made available by the map library at the University of Texas.