Anyone who wants to learn more about tuff can easily find out about this rock and its uses in the 'Weiberner Schaufenster' ('Weibern Shop Window').
A volcano erupts. Hot drops of lava are thrown out of the vent and fall onto other fragments of lava which have been spewed out during earlier eruptions.
The Infozentrum Rauschermühle, which lies between the villages of Plaidt and Saffig, is your first port of call not only for planning your journey, but also for finding out the key facts about volcanic activity and 7,000 years of rock extraction in the area.
The history of the Mayener Grubenfeld begins with the eruption of the Bellerberg Volcano about 200,000 years ago.
You have a chance to do that here on the Hohe Acht, the highest mountain in the Eifel!