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="20060623041728" timestamp="2006-06-23T04:17:28Z" ns="0" title="Ramification Propagation and Entailment" />
        <page value="20060713064102" timestamp="2006-07-13T06:41:02Z" ns="0" title="Governance" />
        <page value="20080216194641" timestamp="2008-02-16T19:46:41Z" ns="0" title="Les Orchard" />
        <page value="20080216201705" timestamp="2008-02-16T20:17:05Z" ns="0" title="Bill Tozier" />
        <page value="20080221182326" timestamp="2008-02-21T18:23:26Z" ns="0" title="John Wilbanks" />
        <page value="20080227183725" timestamp="2008-02-27T18:37:25Z" ns="0" title="GPL" />
        <page value="20080323050923" timestamp="2008-03-23T05:09:23Z" ns="0" title="JcnnyAaey" />
        <page value="20081118223738" timestamp="2008-11-18T22:37:38Z" ns="0" title="GCCLinks" />
        <page value="20090222122528" timestamp="2009-02-22T12:25:28Z" ns="0" title="Www.60739.cq.cn六合" />
        <page value="20090324083913" timestamp="2009-03-24T08:39:13Z" ns="0" title="Zhengqiliuliangji0324" />
      </results>
    </querypage>
  </query>
</api>