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>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20120604083123" timestamp="2012-06-04T08:31:23Z" ns="0" title="DCOM configuration" />
        <page value="20120604084742" timestamp="2012-06-04T08:47:42Z" ns="0" title="Operation with User rigts" />
        <page value="20120604092919" timestamp="2012-06-04T09:29:19Z" ns="0" title="Using with WinCC" />
        <page value="20120604093700" timestamp="2012-06-04T09:37:00Z" ns="0" title="Using with WinCC Flexible" />
        <page value="20120604103901" timestamp="2012-06-04T10:39:01Z" ns="0" title="IBHLink S7++ S7-300/ S7-400 Elipse Scada" />
        <page value="20120604120112" timestamp="2012-06-04T12:01:12Z" ns="0" title="IBHLink S7++ S7-300/S7-400 Elipse Scada" />
        <page value="20120625065212" timestamp="2012-06-25T06:52:12Z" ns="0" title="IBHLink S7++:S7-200 WinCC flexible" />
        <page value="20120625065234" timestamp="2012-06-25T06:52:34Z" ns="0" title="IBHLink S7++:S7-300/S7-400 PcVue" />
        <page value="20120625065341" timestamp="2012-06-25T06:53:41Z" ns="0" title="OPCServer:Server Configuration" />
        <page value="20120625065421" timestamp="2012-06-25T06:54:21Z" ns="0" title="OPCServer:Optimization" />
      </results>
    </querypage>
  </query>
</api>