Sketch map of the Pen-y-Bryn quarry south of #Caernarvon, #Wales located in the Nantlle Valley. And a collection of haunting images from the Museum Wales: museum.wales/collections/... #geology #thestoryofslate
@jvh-vt.bsky.social@jvh-vt.bsky.social
@jvh-vt.bsky.socialSketch map of the Pen-y-Bryn quarry south of #Caernarvon, #Wales located in the Nantlle Valley. And a collection of haunting images from the Museum Wales: museum.wales/collections/... #geology #thestoryofslate