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>
    <allimages aicontinue="20130418012951|Car_loans_for_horrible_credit_5639.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="Buy_neopoints_safe_1440.jpg" timestamp="2013-04-20T23:14:09Z" user="SolBunch6" url="http://www.brewwiki.com/images/d/dd/Buy_neopoints_safe_1440.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Buy_neopoints_safe_1440.jpg" ns="6" title="File:Buy neopoints safe 1440.jpg" />
      <img name="Luxury_beds_3911.jpg" timestamp="2013-04-20T19:30:18Z" user="DeborahHuber4" url="http://www.brewwiki.com/images/1/1c/Luxury_beds_3911.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Luxury_beds_3911.jpg" ns="6" title="File:Luxury beds 3911.jpg" />
      <img name="Car_loans_for_bad_credit_2106.jpg" timestamp="2013-04-20T01:18:36Z" user="HayesCarroll1" url="http://www.brewwiki.com/images/d/de/Car_loans_for_bad_credit_2106.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Car_loans_for_bad_credit_2106.jpg" ns="6" title="File:Car loans for bad credit 2106.jpg" />
      <img name="Gifts_for_christening_4937.jpg" timestamp="2013-04-19T19:00:29Z" user="MattieMassey8" url="http://www.brewwiki.com/images/c/c1/Gifts_for_christening_4937.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Gifts_for_christening_4937.jpg" ns="6" title="File:Gifts for christening 4937.jpg" />
      <img name="Small_business_accountant_1446.jpg" timestamp="2013-04-19T09:28:49Z" user="OrieNicholas1" url="http://www.brewwiki.com/images/c/c5/Small_business_accountant_1446.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Small_business_accountant_1446.jpg" ns="6" title="File:Small business accountant 1446.jpg" />
      <img name="Home_workout_routines_for_women_5239.jpg" timestamp="2013-04-19T05:32:14Z" user="AndresKirby2" url="http://www.brewwiki.com/images/2/2e/Home_workout_routines_for_women_5239.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Home_workout_routines_for_women_5239.jpg" ns="6" title="File:Home workout routines for women 5239.jpg" />
      <img name="Youtube_views_5050.jpg" timestamp="2013-04-18T20:39:20Z" user="MaudBingham7" url="http://www.brewwiki.com/images/d/d8/Youtube_views_5050.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Youtube_views_5050.jpg" ns="6" title="File:Youtube views 5050.jpg" />
      <img name="Expression_web_template_2894.jpg" timestamp="2013-04-18T11:33:51Z" user="HannaAnderson" url="http://www.brewwiki.com/images/e/ec/Expression_web_template_2894.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Expression_web_template_2894.jpg" ns="6" title="File:Expression web template 2894.jpg" />
      <img name="Christening_gifts_2217.jpg" timestamp="2013-04-18T04:02:39Z" user="RichmondSamuels" url="http://www.brewwiki.com/images/5/50/Christening_gifts_2217.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Christening_gifts_2217.jpg" ns="6" title="File:Christening gifts 2217.jpg" />
      <img name="Spy_gear_5173.jpg" timestamp="2013-04-18T02:46:08Z" user="AugustHouston" url="http://www.brewwiki.com/images/d/d6/Spy_gear_5173.jpg" descriptionurl="http://www.brewwiki.com/index.php/File:Spy_gear_5173.jpg" ns="6" title="File:Spy gear 5173.jpg" />
    </allimages>
  </query>
</api>