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="20090604164246" timestamp="2009-06-04T16:42:46Z" ns="0" title="SamplePage2" />
        <page value="20090606185619" timestamp="2009-06-06T18:56:19Z" ns="0" title="Dev" />
        <page value="20090607013728" timestamp="2009-06-07T01:37:28Z" ns="0" title="TaxoboxTest" />
        <page value="20090607145500" timestamp="2009-06-07T14:55:00Z" ns="0" title="Accueil-Original" />
        <page value="20090609142621" timestamp="2009-06-09T14:26:21Z" ns="0" title="Bac a sable de André" />
        <page value="20090609144226" timestamp="2009-06-09T14:42:26Z" ns="0" title="Bac a sable de sylvie" />
        <page value="20090609205546" timestamp="2009-06-09T20:55:46Z" ns="0" title="Faire un don" />
        <page value="20090618001241" timestamp="2009-06-18T00:12:41Z" ns="0" title="HARICOT A ECOSSER baroca pinta" />
        <page value="20090618002010" timestamp="2009-06-18T00:20:10Z" ns="0" title="PASTEQUE à confiture ovale" />
        <page value="20090618002012" timestamp="2009-06-18T00:20:12Z" ns="0" title="PASTEQUE à confiture ronde" />
      </results>
    </querypage>
  </query>
</api>