Copy and paste this HTML into your website code:
<iframe src="https://hiiker.app/trails/germany/cologne/heinrich-lubke-ufer-to-siegfriedstrasse-via-kolnpfad/iframe" title="Heinrich-Lübke-Ufer to Siegfriedstraße via Kölnpfad | Hiiker" referrerpolicy="origin-when-cross-origin" style="width: 100%; aspect-ratio: 4/3; max-width:800px;"></iframe>