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>
    <allpages apcontinue="B197_Driver_s_License_Costs_s_History_History_Of_B197_Driver_s_License_Costs" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="251289" ns="0" title="B-vitamins-skin-hair-amp-nails" />
      <p pageid="698427" ns="0" title="B.C..Casino Gaming Review" />
      <p pageid="694223" ns="0" title="B.C..Game Crypto Casino In India - Public Platform" />
      <p pageid="701390" ns="0" title="B.C..Gaming Casino Btc7777777.com - Reliable Alternative Mirror" />
      <p pageid="78411" ns="0" title="B. - С Най-висок Ð’ Изложбата" />
      <p pageid="710358" ns="0" title="B197 Driver s License Costs: 10 Things I Wish I d Known Sooner" />
      <p pageid="792103" ns="0" title="B197 Driver s License Costs: The Good The Bad And The Ugly" />
      <p pageid="709682" ns="0" title="B197 Driver s License Costs: The Ugly Truth About B197 Driver s License Costs" />
      <p pageid="703697" ns="0" title="B197 Driver s License Costs 10 Things I d Like To Have Known In The Past" />
      <p pageid="864819" ns="0" title="B197 Driver s License Costs 10 Things I d Love To Have Known Earlier" />
    </allpages>
  </query>
</api>