Animation showing the workings of Maenofferen Slate Quarry which forms part of the extensive Ffestiniog complex of quarries overlooking the quarry town of Blaenau Ffestiniog in north Wales.

This project was part funded by Atlanterra, an Interreg Atlantic Area Programme.

Researched by: Royal Commission on the Ancient and Historical Monuments of Wales.

Aerial Photographs: Crown Copyright. RCAHMW
Archive photographs: Graham Isherwood Collection
Underground Photographs: Copyright Jon Knowles.