Time for action – mixing dashing lines and markers

Natural Earth does not provide a data set for aqueducts, but you might wonder how you can create an appropriate symbol for representing them. Aqueducts are usually represented in maps with a dashed line alternated with small circle, all colored light blue:

1. Take the DashedRoads.xml file, make a copy to DashingAndMarkers.xml, and then edit the new file in your text editor.

2. Go to line 9 and replace the text inside the Name element as:

       <Name>DashingAndMarkers</Name>

3. Go to line 11 and replace the text inside the Title element as:

       <Title>Geoserver Beginners Guide: Aqueducts with dashing and circle</Title>

4. Go to line 16 and change the setting of the LineSymbolizer element we will use to represent the dashing line. Set the color to hexadecimal value for light blue, set a width of 2, and a dasharray of 10 10 to have regularly-spaced dashing:

       <CssParameter name="stroke">#ADD8E6</CssParameter>
       <CssParameter...