What is recorded here
The National Monuments Record of Wales records Adit Portal and Ramp. Floor 0, Diffwys Quarry as Adit from the 19th Century period. The saved point comes from the official national record. Inclusion does not by itself mean that the public may enter the place.
The historic-place record does not grant public access. Check current conditions and ownership before entering land or a building.
Places near here
Maenofferen Slate Mine, Blaenau Ffestiniog (Maen-Offeren; Maen y Fferem; Maen Offeren)Slate Quarry · 292 yd
'Quarrybank' Managers House Foty Slate QuarryManagers House · 441 yd
Slate Stack Yard; Maenofferen Slate MineStack Yard · 593 yd
Garreg DduMountain / peak · 748 yd
Leat, Moel BowyddLeat · 935 yd
Moel BowyddMountain / peak · 1027 yd
Llechwedd Slate CavernsMuseum · 1302 yd
The Secret WaterfallWaterfall · 1483 yd
Craig NythygigfranCliff · 1.2 mi
Clogwyn CandryllCliff · 1.5 mi
Cwmorthin WaterfallWaterfall · 1.7 mi
Coed PengwernForest · 2.1 mi