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="20061013054909" timestamp="2006-10-13T05:49:09Z" ns="0" title="World of Darkness" />
        <page value="20061013063606" timestamp="2006-10-13T06:36:06Z" ns="0" title="The timeline of the Western Empire" />
        <page value="20061013070307" timestamp="2006-10-13T07:03:07Z" ns="0" title="Eli" />
        <page value="20061013073203" timestamp="2006-10-13T07:32:03Z" ns="0" title="Esmerelda" />
        <page value="20061013073231" timestamp="2006-10-13T07:32:31Z" ns="0" title="New Woman" />
        <page value="20061013075318" timestamp="2006-10-13T07:53:18Z" ns="0" title="New Man" />
        <page value="20061013160409" timestamp="2006-10-13T16:04:09Z" ns="0" title="Braeus" />
        <page value="20061013203517" timestamp="2006-10-13T20:35:17Z" ns="0" title="Mage" />
        <page value="20061015204815" timestamp="2006-10-15T20:48:15Z" ns="0" title="Iliadic" />
        <page value="20061016064825" timestamp="2006-10-16T06:48:25Z" ns="0" title="Champions" />
      </results>
    </querypage>
  </query>
</api>