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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="20090602151852" timestamp="2009-06-02T15:18:52Z" ns="0" title="El darrer gegant de l&#039;Empordà" />
        <page value="20090609102831" timestamp="2009-06-09T10:28:31Z" ns="0" title="Naufragi de l&#039;Adone" />
        <page value="20090615142538" timestamp="2009-06-15T14:25:38Z" ns="0" title="Què és un wiki" />
        <page value="20090615142600" timestamp="2009-06-15T14:26:00Z" ns="0" title="Què és la Rosespèdia" />
        <page value="20090615142624" timestamp="2009-06-15T14:26:24Z" ns="0" title="Com es participa" />
        <page value="20090615142649" timestamp="2009-06-15T14:26:49Z" ns="0" title="Com crear un compte" />
        <page value="20090615142827" timestamp="2009-06-15T14:28:27Z" ns="0" title="Com vigilar la Rosespèdia" />
        <page value="20090629153949" timestamp="2009-06-29T15:39:49Z" ns="0" title="La fada de Roses" />
        <page value="20090724100234" timestamp="2009-07-24T10:02:34Z" ns="0" title="Roca dels Brancs" />
        <page value="20090729113014" timestamp="2009-07-29T11:30:14Z" ns="0" title="Com buscar un article" />
      </results>
    </querypage>
  </query>
</api>