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="Broadway1940.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="Bballteam1.JPG" timestamp="2013-12-17T20:37:09Z" url="http://www.bethpagehistory.org/wiki/images/9/96/Bballteam1.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:Bballteam1.JPG" ns="6" title="File:Bballteam1.JPG" />
      <img name="Beausejour.jpg" timestamp="2013-12-20T17:28:30Z" url="http://www.bethpagehistory.org/wiki/images/8/8d/Beausejour.jpg" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:Beausejour.jpg" ns="6" title="File:Beausejour.jpg" />
      <img name="Bethpagecolonials.jpg" timestamp="2013-12-20T17:15:22Z" url="http://www.bethpagehistory.org/wiki/images/8/87/Bethpagecolonials.jpg" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:Bethpagecolonials.jpg" ns="6" title="File:Bethpagecolonials.jpg" />
      <img name="BirdsEye_01.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/7/72/BirdsEye_01.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_01.JPG" ns="6" title="File:BirdsEye 01.JPG" />
      <img name="BirdsEye_02.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/e/ee/BirdsEye_02.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_02.JPG" ns="6" title="File:BirdsEye 02.JPG" />
      <img name="BirdsEye_03.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/6/6d/BirdsEye_03.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_03.JPG" ns="6" title="File:BirdsEye 03.JPG" />
      <img name="BirdsEye_04.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/4/47/BirdsEye_04.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_04.JPG" ns="6" title="File:BirdsEye 04.JPG" />
      <img name="BirdsEye_05.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/f/f3/BirdsEye_05.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_05.JPG" ns="6" title="File:BirdsEye 05.JPG" />
      <img name="BirdsEye_06.JPG" timestamp="2013-12-20T16:46:35Z" url="http://www.bethpagehistory.org/wiki/images/c/ca/BirdsEye_06.JPG" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:BirdsEye_06.JPG" ns="6" title="File:BirdsEye 06.JPG" />
      <img name="Broadway1940-2.jpg" timestamp="2013-12-20T16:56:38Z" url="http://www.bethpagehistory.org/wiki/images/8/89/Broadway1940-2.jpg" descriptionurl="http://www.bethpagehistory.org/wiki/index.php?title=File:Broadway1940-2.jpg" ns="6" title="File:Broadway1940-2.jpg" />
    </allimages>
  </query>
</api>