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>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20060301080623" timestamp="2006-03-01T08:06:23Z" ns="0" title="Летающая подводная лодка" />
        <page value="20060301080945" timestamp="2006-03-01T08:09:45Z" ns="0" title="Мир Авиации" />
        <page value="20060301081209" timestamp="2006-03-01T08:12:09Z" ns="0" title="Крылья России" />
        <page value="20060301081326" timestamp="2006-03-01T08:13:26Z" ns="0" title="МАКС" />
        <page value="20060301111230" timestamp="2006-03-01T11:12:30Z" ns="0" title="Скольжение" />
        <page value="20060301111259" timestamp="2006-03-01T11:12:59Z" ns="0" title="Тангаж" />
        <page value="20060301111325" timestamp="2006-03-01T11:13:25Z" ns="0" title="Крен" />
        <page value="20060301220000" timestamp="2006-03-01T22:00:00Z" ns="0" title="Военно-Воздушные Силы РФ" />
        <page value="20060302151820" timestamp="2006-03-02T15:18:20Z" ns="0" title="Интерцептер" />
        <page value="20060304145122" timestamp="2006-03-04T14:51:22Z" ns="0" title="Анапа" />
      </results>
    </querypage>
  </query>
</api>