One thing that will never seem to leave my head is that I had read that the current mountain tops of the Appalachians are actually the original valleys of the mountain range. The mountains were so old and large that the valleys of todays Appalachian’s were the footprint of what was once maybe the largest mountain range earth has seen
Roots of Mother Appalachia (mander.xyz)
cntraveler.com/…/appalachian-mountains-may-have-o…...