Hidden Histories - Series 2 - Episode 2

Huw Edwards narrates another series looking at the hidden histories of Wales through the work of the Royal Commission on Ancient and Historical Monuments. This episode looks at how laser scanning has brought a totally new dimension to the history of a quarry in North Wales. Plus, the rediscovery of a medieval fish trap in Fishguard harbour and an architect who built his ideal village at Llanfairfechan.