Marylaine Block again tips us to an interesting site:
• 100 Things To Do with Google Maps Mashups – gmapsmania
http://gmapsmania.googlepages.com/100thingstodowithgooglemapsmashups
I believe that the future of reference service lies not in finding
information, but in helping people understand it through visualization.
These Google Maps mashups demonstrate things like finding wi-fi hotspots,
a public toilet, world hostels, webcams, etc., and tracking packages or
US or Canadian flights in real time.