Dinorwig slate quarry and 'Electric Mountain' pumped-storage hydro-electric power station, near Llanberis. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 2nd October 2015.Opsiynau lawrlwytho a prynu
NPRNTeitlMath O SafleArchifauDelweddauNPRN408885TeitlDinorwig Pumped-Storage Hydro-Electric Power Station;Electric Mountain, LlanberisMath O SafleGORSAF BŴER TRYDAN-DŴRArchifau62Delweddau52NPRN40538TeitlDinorwic Slate QuarryMath O SafleCHWAREL LECHIArchifau206Delweddau84