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>
    <recentchanges rccontinue="20160107164816|270" />
  </query-continue>
  <query>
    <recentchanges>
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      <rc type="edit" ns="0" title="Get Started with iTelescope" pageid="46" revid="272" old_revid="271" rcid="279" timestamp="2016-01-13T23:33:37Z" />
      <rc type="edit" ns="0" title="Get Started with iTelescope" pageid="46" revid="271" old_revid="187" rcid="278" timestamp="2016-01-13T23:08:27Z" />
      <rc type="edit" ns="0" title="Align and Combine" pageid="26" revid="270" old_revid="239" rcid="277" timestamp="2016-01-08T17:14:28Z" />
      <rc type="log" ns="2" title="User:Campb370" pageid="0" revid="0" old_revid="0" rcid="276" timestamp="2016-01-07T20:25:24Z" />
      <rc type="edit" ns="0" title="How to Figure Out Which Objects are Visible to Which Telescopes" pageid="90" revid="269" old_revid="263" rcid="275" timestamp="2016-01-07T16:50:01Z" />
      <rc type="log" ns="6" title="File:Screen Shot 2015-01-26 at 6.08.14 PM.png" pageid="92" revid="0" old_revid="0" rcid="274" timestamp="2016-01-07T16:49:17Z" />
      <rc type="log" ns="6" title="File:Screen Shot 2015-01-26 at 6.29.20 PM.png" pageid="97" revid="0" old_revid="0" rcid="273" timestamp="2016-01-07T16:49:04Z" />
      <rc type="log" ns="6" title="File:Screen Shot 2015-01-26 at 6.13.52 PM.png" pageid="95" revid="0" old_revid="0" rcid="272" timestamp="2016-01-07T16:48:55Z" />
      <rc type="log" ns="6" title="File:Screen Shot 2015-01-26 at 6.09.52 PM.png" pageid="94" revid="0" old_revid="0" rcid="271" timestamp="2016-01-07T16:48:41Z" />
    </recentchanges>
  </query>
</api>