Here's some more links and information about the Pen Dinas site (Penparcau, nr Aberystwyth, Ceredigion, Wales)
Interactive 3D model
Interactive 3D model on Sketchfab
Royal Commission for the Ancient Historical Monuments of Wales
Lots of information
3D model, based on lidar with a map overlay 1817
3D animation
Some shots of Pen Dinas on this video too. Ceredigion must be the UK's best kept secret
Different lidar visualisations (use the arrow keys)
Lidar visualisations
Something is not right. This message is just to keep things from messing up down the road