This stunning rock window resembling a dolmen is believed to be a natural wonder. It is one of the most interesting rock formations of all in the Sudetes. It sits near the summit of
Velká kupa (708m), linked by
yellow triangles with the yellow stripes which lead towards Koruna at the southeast end of the Broumov Walls. The rock window is about 5 metres wide. Here is a
another picture and more info.