Just a quick webapp to view your iPhone "consolidated.db" location database in Google Maps by date range. You'll need to locate your consolidated.db and copy it to the root of the app. Red indicates a "HorizontalAccuracy" of <= 500, while blue is > 500.
git clone git://github.com/drtoast/locationmapr.git rvm use ruby-1.9.2-p180 bundle
2. copy consolidated.db from iphone backup to locationmapr root
3. run webapp
cd locationmapr ruby app.rb
4. view map and select a date range