How Google Maps works

as simple as possible, but no simpler: Mapping Google: "By now, many of you will have gone and tried out the new Google Maps application. By and large, you have to admit that it's pretty damned slick for a DHTML web application -- even my wife was impressed, and that's not easy with geek toys. So, in the spirit of Google Suggest and GMail, I've decided to have a quick peek under the hood to figure out what makes it tick."