Geocaching
G is for Geocaching . If you are not familiar with Geocaching, It is a modern day treasure hunt powered by a GPS. Participants navigate to a specific set of GPS coordinates and then attempt to find the geocache (container) hidden at that location. Geocaching got its start in May 2000 when the U.S. government allowed greater GPS accuracy. Tens of thousands of GPS receivers around the world had an instant upgrade. For GPS enthusiasts, this was definitely a cause for celebration. Internet newsgroups were filled with ideas about how the technology could be used. Dave Ulmer, a computer consultant, wanted to test the accuracy by hiding a navigational target in the woods. The idea was simple: Hide a container out in the woods and note the coordinates with a GPS unit. The finder would then have to locate the container with only the use of his or her GPS receiver. On May 3rd he placed his own container, a black bucket, in the woods near Beavercreek, Oregon, near P...