GPS Coordinates: How to Get Them, What to Do With Them

Most of us never need to use numerical GPS coordinates to take advantage of the many location-based services that are available to us. We simply input an address, or click through from an Internet search, or automatically geotag photos, and our electronic devices take care of the rest. But dedicated outdoors-people, geocachers, pilots, sailors, and more do often need to use and understand numerical GPS coordinates. And some of us technophiles are interested in the workings of the GPS systems just out of curiosity. Here then is your guide to GPS coordinates. Image © Google