You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <allimages gaifrom="Forest Lake BioSurvey Final Report 12-2012.pdf" />
  </query-continue>
  <query>
    <pages>
      <page pageid="100" ns="6" title="File:Articles of Incorporation March10 1988.pdf" />
      <page pageid="38" ns="6" title="File:Beautiful Forest lake.JPG" />
      <page pageid="29" ns="6" title="File:Bob salmon1.jpg" />
      <page pageid="30" ns="6" title="File:Bob salmon2.jpg" />
      <page pageid="31" ns="6" title="File:Bob salmon3.jpg" />
      <page pageid="32" ns="6" title="File:Bob salmon4.jpg" />
      <page pageid="40" ns="6" title="File:CapturedFile0010004308.jpg" />
      <page pageid="41" ns="6" title="File:Card00180 fr.jpg" />
      <page pageid="68" ns="6" title="File:Eastern Bluebird.gif" />
      <page pageid="60" ns="6" title="File:FLA Flyer1.pdf" />
    </pages>
  </query>
</api>