The Ardennes are the remnants of the mountain range fashioned throughout the Hercynian orogeny; in France comparable formations tend to be the Armorican Massif, the Massif Central, as well as Vosges. The lower inside of these former mountains typically has coal, as well as iron, zinc and other metals within https://museumbezoek-in-belgie-62715.sunderwiki.com/4578097/historical_museum_in_the_ardennes_secrets