Not a video but still a good read on this: https://www.tor.com/2017/08/01/tolkiens-map-and-the-messed-up-mountains-of-middle-earth/ https://www.tor.com/2017/08/

Not a video but still a good read on this: https://www.tor.com/2017/08/01/tolkiens-map-and-the-messed-up-mountains-of-middle-earth/ https://www.tor.com/2017/08/01/tolkiens-map-and-the-messed-u...