Winter hike to Obrova noha castle near Otaslavice

I have already written twice about the Obrova noha locality on turistice.cz, once in the tourist destination section and the second time in the tourist routes section. Nevertheless, I return to the Giant's foot for the third time. I think that this is a very interesting corner of Prostějovsk on the border between the fertile Haná and the stony and forested Drahanská highlands. It is an interesting place from the point of view of nature (protected area, rock walls) and history (castle...