Copy and paste this HTML into your website code:
<iframe src="https://hiiker.app/trails/germany/mainz-bingen/river-rhein-scenic-walk-from-kempten/iframe" title="River Rhein Scenic Walk from Kempten | Hiiker" referrerpolicy="origin-when-cross-origin" style="width: 100%; aspect-ratio: 4/3; max-width:800px;"></iframe>