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="20060103063316" timestamp="2006-01-03T06:33:16Z" ns="0" title="Changing network settings" />
        <page value="20060116011118" timestamp="2006-01-16T01:11:18Z" ns="0" title="Film Noir" />
        <page value="20060301033023" timestamp="2006-03-01T03:30:23Z" ns="0" title="ChronoAgents Three" />
        <page value="20060301034722" timestamp="2006-03-01T03:47:22Z" ns="0" title="Post Apocalyptic Government" />
        <page value="20060301040215" timestamp="2006-03-01T04:02:15Z" ns="0" title="TRON Gaming" />
        <page value="20060314004245" timestamp="2006-03-14T00:42:45Z" ns="0" title="Checking devices installed" />
        <page value="20060407030801" timestamp="2006-04-07T03:08:01Z" ns="0" title="Casablanca" />
        <page value="20060407054414" timestamp="2006-04-07T05:44:14Z" ns="0" title="Player Questionare" />
        <page value="20061113224130" timestamp="2006-11-13T22:41:30Z" ns="0" title="Venture Brothers" />
        <page value="20061211223431" timestamp="2006-12-11T22:34:31Z" ns="0" title="Shell Scripting Fun" />
      </results>
    </querypage>
  </query>
</api>