Another tip from Steve Clayton, this one about Hotmap, which aggregates local.live.com searches and maps, letting you know what places people are asking for maps of - where they want to go. Steve did an England map, but I did Ontario and surrounding areas. The darker red squares have had more map requests:
To a certain extent it just correlates with population, but also with Internet use, how visited a place is, and perhaps a certain Microsoft-vs-Google demographic as well.
Click Subscribe, then Start 10-Day trial