Knowledge Mapping article and links ; http://www.voght.com/cgi-bin/pywiki?KnowledgeMapping

Map Challenge; http://www.knowmap.com/challenges/mapchallenge.html

Example History Maps ; http://www.grove.com/portfolio/history.html

Source of the dragon; http://math.rice.edu/~lanius/frac/jurr2.html

Atlas example ; http://www1.getmapping.com/Catalog/ProductDetails.asp?ProductId=3423

Sun article on Edmontonians100 http://www.canoe.ca/NewsStand/Columnists/Edmonton/Kerry_Diotte/2004/05/06/448448.html