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>
    <allpages apcontinue="Germany_January_2007" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="1333" ns="0" title="Booral Working Bee" />
      <p pageid="1467" ns="0" title="Chad 2004" />
      <p pageid="2407" ns="0" title="Czech March 2007" />
      <p pageid="1562" ns="0" title="Dave Wedding" />
      <p pageid="1315" ns="0" title="En Français" />
      <p pageid="2306" ns="0" title="Ethiopia January 2007" />
      <p pageid="1434" ns="0" title="France 2002" />
      <p pageid="1469" ns="0" title="France 2002 Montpellier" />
      <p pageid="1470" ns="0" title="France 2002 Paris" />
      <p pageid="2392" ns="0" title="France January 2007" />
    </allpages>
  </query>
</api>