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="20120124082710" timestamp="2012-01-24T08:27:10Z" ns="0" title="How to Connect" />
        <page value="20120127032927" timestamp="2012-01-27T03:29:27Z" ns="0" title="DemoStuff" />
        <page value="20120127061253" timestamp="2012-01-27T06:12:53Z" ns="0" title="Fawcett City" />
        <page value="20120127061345" timestamp="2012-01-27T06:13:45Z" ns="0" title="Gotham City" />
        <page value="20120127061509" timestamp="2012-01-27T06:15:09Z" ns="0" title="Metropolis" />
        <page value="20120127062004" timestamp="2012-01-27T06:20:04Z" ns="0" title="Central City" />
        <page value="20120127062307" timestamp="2012-01-27T06:23:07Z" ns="0" title="Apokolips" />
        <page value="20120127062533" timestamp="2012-01-27T06:25:33Z" ns="0" title="Argos" />
        <page value="20120127062713" timestamp="2012-01-27T06:27:13Z" ns="0" title="Atlantis" />
        <page value="20120127062956" timestamp="2012-01-27T06:29:56Z" ns="0" title="Blackhawk Island" />
      </results>
    </querypage>
  </query>
</api>