Figure 5
From: The use of interactive graphical maps for browsing medical/health Internet information resources
Screenshot of ET-Map. http://ai3.bpa.arizona.edu/ent/entertain1/level_32/entertain.html, a hierarchical category map set representing over 100,000 entertainment-related Web pages listed by Yahoo! ET-Map has been developed by researchers at the Artificial Intelligence Lab, University of Arizona, US.