Plate 6.2: Example of information maps:
(a) Visual SiteMap, <http://faculty.cis.drexel.edu/sitemap/>;
(b) Cyberspace Geography Visualization, <http://heiwww.unige.ch/girardin/cgv/>;
(c) WEBSOM, <http://websom.hut.fi/websom>;
(d) Map of the Market, <http://www.smartmoney.com/marketmap/>
(e) Digital Library Access, <http://ucsu.colorado.edu/~fabrikas/research/spatialization.html>