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="Mountain_Throne.PNG" />
  </query-continue>
  <query>
    <allimages>
      <img name="Book_version_-_edited.PNG" timestamp="2021-03-13T02:12:03Z" url="http://www.theeverdeep.com/wiki/images/0/05/Book_version_-_edited.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Book_version_-_edited.PNG" ns="6" title="File:Book version - edited.PNG" />
      <img name="Darkwood.PNG" timestamp="2017-08-06T06:51:31Z" url="http://www.theeverdeep.com/wiki/images/b/ba/Darkwood.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Darkwood.PNG" ns="6" title="File:Darkwood.PNG" />
      <img name="Deepshadow.PNG" timestamp="2017-08-06T06:05:49Z" url="http://www.theeverdeep.com/wiki/images/9/90/Deepshadow.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Deepshadow.PNG" ns="6" title="File:Deepshadow.PNG" />
      <img name="Dell_Forest.PNG" timestamp="2017-08-06T06:45:57Z" url="http://www.theeverdeep.com/wiki/images/0/0a/Dell_Forest.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Dell_Forest.PNG" ns="6" title="File:Dell Forest.PNG" />
      <img name="Erranoth.PNG" timestamp="2017-08-06T06:42:14Z" url="http://www.theeverdeep.com/wiki/images/7/74/Erranoth.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Erranoth.PNG" ns="6" title="File:Erranoth.PNG" />
      <img name="Highfire.PNG" timestamp="2017-08-06T06:38:47Z" url="http://www.theeverdeep.com/wiki/images/1/18/Highfire.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Highfire.PNG" ns="6" title="File:Highfire.PNG" />
      <img name="Icegate_Area_Map.JPG" timestamp="2017-10-30T01:49:52Z" url="http://www.theeverdeep.com/wiki/images/2/21/Icegate_Area_Map.JPG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Icegate_Area_Map.JPG" ns="6" title="File:Icegate Area Map.JPG" />
      <img name="Imperial_Provinces.PNG" timestamp="2017-08-06T22:00:00Z" url="http://www.theeverdeep.com/wiki/images/d/dc/Imperial_Provinces.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Imperial_Provinces.PNG" ns="6" title="File:Imperial Provinces.PNG" />
      <img name="Imperial_Provinces_North.PNG" timestamp="2017-10-30T01:54:27Z" url="http://www.theeverdeep.com/wiki/images/2/26/Imperial_Provinces_North.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Imperial_Provinces_North.PNG" ns="6" title="File:Imperial Provinces North.PNG" />
      <img name="Kingdom_of_Deepshadow.PNG" timestamp="2021-03-13T21:26:30Z" url="http://www.theeverdeep.com/wiki/images/d/de/Kingdom_of_Deepshadow.PNG" descriptionurl="http://www.theeverdeep.com/wiki/index.php/File:Kingdom_of_Deepshadow.PNG" ns="6" title="File:Kingdom of Deepshadow.PNG" />
    </allimages>
  </query>
</api>