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>
    <alllinks galcontinue="Babylonians|122751" />
  </query-continue>
  <query>
    <pages>
      <page pageid="97767" ns="0" title="First Historical Cycle" />
      <page pageid="117241" ns="0" title="Ezekiel" />
      <page pageid="117282" ns="0" title="First Nephi" />
      <page pageid="122204" ns="4" title="Site:SS lessons/BOM lesson 2" />
      <page pageid="122594" ns="0" title="Daniel" />
      <page pageid="122750" ns="0" title="Old Testament: Organization" />
      <page pageid="122751" ns="0" title="Historical Overview of the Old Testament" />
      <page pageid="125498" ns="0" title="Historical Overview of the Nephites" />
    </pages>
  </query>
</api>