Italy
The Deeside and Moelfferna quarries were neighbouring slate quarries, near Glyndyfrdwy in North Wales. They were both operated by the same company throughout their history, and were both connected by the Deeside Tramway to the Llangollen and Corwen Railway.
Listen to the audio guide for Deeside and Moelfferna Quarries Free on WIP — starts by itself when you arrive, even with the screen off