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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="20140922174536" timestamp="2014-09-22T17:45:36Z" ns="0" title="Coordinates" />
        <page value="20141106151007" timestamp="2014-11-06T15:10:07Z" ns="0" title="Bootstrap:Footer" />
        <page value="20141106155921" timestamp="2014-11-06T15:59:21Z" ns="0" title="Add a Diving School" />
        <page value="20141106160011" timestamp="2014-11-06T16:00:11Z" ns="0" title="Add a Diving Area" />
        <page value="20150302111958" timestamp="2015-03-02T11:19:58Z" ns="0" title="Become a PADI Pro" />
        <page value="20150302112053" timestamp="2015-03-02T11:20:53Z" ns="0" title="CMAS Dive Organization" />
        <page value="20150302112122" timestamp="2015-03-02T11:21:22Z" ns="0" title="CMAS Diver" />
        <page value="20150302112144" timestamp="2015-03-02T11:21:44Z" ns="0" title="CMAS Instructor" />
        <page value="20150302112211" timestamp="2015-03-02T11:22:11Z" ns="0" title="Cave Programs" />
        <page value="20150302112246" timestamp="2015-03-02T11:22:46Z" ns="0" title="DDI Dive Center" />
      </results>
    </querypage>
  </query>
</api>