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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="20090621210029" timestamp="2009-06-21T21:00:29Z" ns="0" title="Strona główna" />
        <page value="20090621210655" timestamp="2009-06-21T21:06:55Z" ns="0" title="ELMOR" />
        <page value="20090622051023" timestamp="2009-06-22T05:10:23Z" ns="0" title="GPS" />
        <page value="20090623185705" timestamp="2009-06-23T18:57:05Z" ns="0" title="Epilog WPR" />
        <page value="20090628130527" timestamp="2009-06-28T13:05:27Z" ns="0" title="GPSARM" />
        <page value="20090905182420" timestamp="2009-09-05T18:24:20Z" ns="0" title="Lampka Rowerowa DKL v1" />
        <page value="20090905182554" timestamp="2009-09-05T18:25:54Z" ns="0" title="Lampka Rowerowa DKL v2" />
        <page value="20090922171728" timestamp="2009-09-22T17:17:28Z" ns="0" title="Helikopter szpiegowski" />
        <page value="20091005223201" timestamp="2009-10-05T22:32:01Z" ns="0" title="Makaron z mięsem mielonym" />
        <page value="20091114222530" timestamp="2009-11-14T22:25:30Z" ns="0" title="LampkaRowerowaDKL" />
      </results>
    </querypage>
  </query>
</api>