Modo Simples - Basta adicionar o código HTML
<iframe src="https://feed.mikle.com/widget/v2/166165/?preloader-text=Abrindo...&" height="415px" width="100%" class="fw-iframe" scrolling="no" frameborder="0"></iframe>
Ou
<!-- start feedwind code --> <script type="text/javascript" src="https://feed.mikle.com/js/fw-loader.js" preloader-text="Loading" data-fw-param="166416/"></script> <!-- end feedwind code -->