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>
    <querypage name="Ancientpages">
      <results>
        <page value="20130616151248" timestamp="2013-06-16T15:12:48Z" ns="0" title="Путеводитель по странам" />
        <page value="20130831223622" timestamp="2013-08-31T22:36:22Z" ns="0" title="Лимасол" />
        <page value="20170501105115" timestamp="2017-05-01T10:51:15Z" ns="0" title="Автомобильный сервис" />
        <page value="20190609080524" timestamp="2019-06-09T08:05:24Z" ns="0" title="Змеи" />
        <page value="20190626064225" timestamp="2019-06-26T06:42:25Z" ns="0" title="Опасная фауна" />
        <page value="20190626065328" timestamp="2019-06-26T06:53:28Z" ns="0" title="Пауки" />
        <page value="20191019142146" timestamp="2019-10-19T14:21:46Z" ns="0" title="Кипр" />
        <page value="20191019142156" timestamp="2019-10-19T14:21:56Z" ns="0" title="Пляжи" />
        <page value="20191019142212" timestamp="2019-10-19T14:22:12Z" ns="0" title="Куда жаловаться" />
        <page value="20230320153007" timestamp="2023-03-20T15:30:07Z" ns="0" title="Врачи" />
      </results>
    </querypage>
  </query>
</api>