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="20121211113211" timestamp="2012-12-11T11:32:11Z" ns="0" title="Beleuchtete Nummernschilder" />
        <page value="20121212102807" timestamp="2012-12-12T10:28:07Z" ns="0" title="Studie" />
        <page value="20121212134240" timestamp="2012-12-12T13:42:40Z" ns="0" title="Mitsubishi i" />
        <page value="20121212142038" timestamp="2012-12-12T14:20:38Z" ns="0" title="Galant E50 Motorenvarianten" />
        <page value="20121212142800" timestamp="2012-12-12T14:28:00Z" ns="0" title="Galant E50 Modellausstattungen Deutschland" />
        <page value="20121212143012" timestamp="2012-12-12T14:30:12Z" ns="0" title="Galant E50 Modellausstattungen Schweiz" />
        <page value="20121212143248" timestamp="2012-12-12T14:32:48Z" ns="0" title="Galant E50 Performance" />
        <page value="20121212143730" timestamp="2012-12-12T14:37:30Z" ns="0" title="Galant EA0 Styling Hecklogos entfernen" />
        <page value="20121212144029" timestamp="2012-12-12T14:40:29Z" ns="0" title="Galant E50 Styling Frontblinker" />
        <page value="20121212144100" timestamp="2012-12-12T14:41:00Z" ns="0" title="Ersatzteile Shops" />
      </results>
    </querypage>
  </query>
</api>