I stumbled upon this article about a centuries-old piece of tartan cloth that was found in a peat bog in Glen Affric, and was enchanted by the photo of the glen.
https://www.cbc.ca/radio/asithappens/worlds-oldest-scottish-tartan-1.6793911
I had not heard of Glen Affric before. It looks like a fabulous place to visit.
https://www.visitscotland.com/info/see-do/glen-affric-p333811