if you’re into geocaching, terraserver and google maps can be your greatest allies.  well, maybe second greatest, right after your trusty gps receiver.  with terraserver, you can pull up hires satellite photos and topo maps of just about everywhere in the continental us.  with google maps, you can easily pull up a road map and driving directions.

however, one thing i noticed when google maps launched was that it’s interface is conspicuously lacking a lat/lon entry field.  it turns out there are a couple of query parameters that you can use to pull up coordinate based maps.  with this info, you can make a simple form to pull up both map results for a given latitude/longitude combination, which should hopefully be a handy tool for your next gps treasure hunt.  continue reading to see how this works.

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