KML Example 

• HTML model, server serves up KML, to use with a KML "browser"

• Browsers = google maps, google earth, yahoo pipes, NASA Worldwind ...

• Open like HTML, a browser should be implementable by anyone

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://earth.google.com/kml/2.2">
    <Placemark>
        <name>Stonehenge, England</name>
        <description>Stonehenge was built about 2500BC
        </description>
        <Point>
            <coordinates>-1.826752,51.179045
            </coordinates>
        </Point>
    </Placemark> 
</kml>