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="20060701160231" timestamp="2006-07-01T16:02:31Z" ns="0" title="Brawny Burton Ale" />
        <page value="20060701161556" timestamp="2006-07-01T16:15:56Z" ns="0" title="Doc&#039;s Irish Stout" />
        <page value="20060701215754" timestamp="2006-07-01T21:57:54Z" ns="0" title="Donation Thanks" />
        <page value="20060703012155" timestamp="2006-07-03T01:21:55Z" ns="0" title="People" />
        <page value="20060704051117" timestamp="2006-07-04T05:11:17Z" ns="0" title="Wort" />
        <page value="20060704194336" timestamp="2006-07-04T19:43:36Z" ns="0" title="European Brewing Convention" />
        <page value="20060706042107" timestamp="2006-07-06T04:21:07Z" ns="0" title="Zymurgy" />
        <page value="20060716041706" timestamp="2006-07-16T04:17:06Z" ns="0" title="Cascade Hops" />
        <page value="20060716041730" timestamp="2006-07-16T04:17:30Z" ns="0" title="Saaz Hops" />
        <page value="20060716041837" timestamp="2006-07-16T04:18:37Z" ns="0" title="Warrior Hops" />
      </results>
    </querypage>
  </query>
</api>