Best feature ever? Maybe.
Google slipped an amazing feature into the latest release (5.8.0) of Google Maps on Android. In the “Labs” area, you can now select to pre-cache 10 square miles of map. Boom!
Under Labs, turn on pre-caching
Get a locations information and select more. Under more at the very bottom of the list is Pre-cache!
You’re done! Enjoy your pre-cached maps while you’re off the grid.