According to a sign, this location is called Grand Chaos. The name probably comes from the accumulation of large quartzite boulders that accumulated here thousands of years ago.
Located on the left bank of the Bilstain ru, a little after the enduro area and before arriving at the Rocher called "Napoleon's nose".
According to legend, nutons are small …
Beautiful hike to discover the alley of the stairs which has more than 200 limestone steps. It connects Olne to Vaux-sous-Olne and Nessonvaux. This alley was widely used by people …