From Biskupská kupa to the Valley of Lost Tunnels

Several tourist signs lead from Biskupská Kupa, about which I have already written articles. I wrote about the journey on the red road to Jarnoltówka in Poland. but not as about the route.
We recently followed the blue marker, which is 11 kilometers long. We descended towards Zlaté Hory to the Leuchenstein ruins (article). The path through the forest from the hill is quite comfortable, a little steep in places.
From Liechtenstein we went along…