This is a fantastic resource, great to see someone reconstructing a hill fort, even virtually, that's north of the border. I'd love to see something about the

This is a fantastic resource, great to see someone reconstructing a hill fort, even virtually, that's north of the border. I'd love to see something about the vitrified forts (https://en.m.wikipedia.org/wiki/Vitrified_fort https://en.m.wikipedia.org/wiki/Vitrified_fort) the Picts were known to build. These basically hardened glass walls would have been more resistant to attack, but why they over-engineered these walls is a bit of a mystery.