You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
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    <querypage qpoffset="10" />
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  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20120103112750" timestamp="2012-01-03T11:27:50Z" ns="0" title="Western Digital TV Live" />
        <page value="20120203070304" timestamp="2012-02-03T07:03:04Z" ns="0" title="Seagate FreeAgent GoFlex Home Console Port" />
        <page value="20120203070409" timestamp="2012-02-03T07:04:09Z" ns="0" title="Seagate FreeAgent GoFlex Home Internal Photos" />
        <page value="20120203070629" timestamp="2012-02-03T07:06:29Z" ns="0" title="Seagate FreeAgent GoFlex Home Firmare Recovery" />
        <page value="20120204125433" timestamp="2012-02-04T12:54:33Z" ns="0" title="GuruPlug Building RootFS" />
        <page value="20120220011445" timestamp="2012-02-20T01:14:45Z" ns="0" title="Cross Compiling USBIP for ARM" />
        <page value="20120220095605" timestamp="2012-02-20T09:56:05Z" ns="0" title="Seagate FreeAgent GoFlex Home MTDTests Toshiba TC58NVG1S3ETA00" />
        <page value="20120804115425" timestamp="2012-08-04T11:54:25Z" ns="0" title="OV7670 Camera Module with AL422 FIFO Theory of Operation" />
        <page value="20130407051103" timestamp="2013-04-07T05:11:03Z" ns="0" title="GuruPlug uBoot USB Commands" />
        <page value="20130803064409" timestamp="2013-08-03T06:44:09Z" ns="0" title="GuruPlug Flashing Image" />
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    </querypage>
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</api>