Ogof Dydd Byraf is a cave which extends under Esclusham Mountain in the north-east Wales from its entrance in the south face of the Minera Limeworks quarry. It was originally discovered and explored in 1964 by the Wrexham Caving Club, before it was merged into the North Wales Caving Club.
Ellesmere Port Emergency Centre ⓘ civil defence centre in Merseyside, UK
Wrexham Royal Observer Corps Group Headquarters ⓘ British Cold War command centre in North Wales
Cae Gwyn Cave ⓘ
Cefn Caves ⓘ group of caves in Denbighshire, Wales
Ffynnon Beuno Cave ⓘ cave in Denbighshire, Wales
Grotto Approximately 300 Metres West Of Hardwick Hall ⓘ grotto in Ellesmere Rural, Shropshire, England, UK
Grotto in Garden of Churton Lodge ⓘ Grade II listed building in Churton, Cheshire, England, UK
Grotto in recess right of lobby between stable yard and Chapel ⓘ Grade II listed artificial grotto in the grounds of Eaton Hall, Eaton and Eccleston, Cheshire, England, UK
Ogof Dydd Byraf ⓘ cave in United Kingdom
Ogof Hen Ffynhonnau ⓘ cave in United Kingdom
Ogof Hesp Alyn ⓘ cave in United Kingdom
Ogof Llyn Du ⓘ cave in Wales
Ogof Llyn Parc ⓘ cave in United Kingdom
Ogof Nadolig ⓘ cave in United Kingdom
Rhos-Ddigre Caves ⓘ scheduled monument in Wales
Stone Parlour in Grounds of Broxton Old Hall ⓘ Grade II listed building in Broxton, Cheshire, England, UK
Aberduna Quarry ⓘ quarry in Denbighshire
Bagillt Colliery ⓘ coal mine in Bagillt
Bagillt Lead Works ⓘ former lead mine in Bagillt
Bersham Colliery ⓘ former coal mine in Wrexham, Wales
Bersham Colliery, Wrexham ⓘ coal mine in Wales
Bersham Colliery: No 2 Winding Gear ⓘ coal mine in the UK
Berwyn Quarry ⓘ slate quarry near the Horseshoe Pass, Llangollen
Bettisfield Colliery, Bagillt ⓘ coal mine in Wales
Billins ⓘ lead mine in Halkyn, Flintshire
Black Park Colliery, Chirk ⓘ coal mine in Wales
Bryn Mally Colliery ⓘ coal mine in Wales
Brynkinalt Colliery ⓘ coal mine in Wales
Burley Hill Quarry ⓘ quarry in Denbighshire AOUB
Cambrian Quarry ⓘ Site of Special Scientific Interest in Wales
Cefn Mawr quarry ⓘ limestone quarry near Gernaffield, in Flintshire, Wales, United Kingdom
Chirk Castle Mine ⓘ lead mine in Chirk
Coed-Y-Garreg ⓘ lead mine in Whitford
Craig Y Beri Lead Mine ⓘ lead mine in Llanrhaeadr-ym-Mochnant
Craig-Y-Glyn Lead Levels ⓘ lead mine in Llanrhaeadr-ym-Mochnant
Craig-Y-Mwyn Lead Mine ⓘ lead mine in Llanrhaeadr-ym-Mochnant
Creigiau Eglwyseg Lead Mine ⓘ lead mine in Llantysilio
Eglwyseg ⓘ lead mine in Llantysilio
Esclusham Mountain Lead Mines ⓘ lead mine in Minera
Ffos-y-go Colliery ⓘ coal mine in Wales
Gatewen Colliery (Wrexham, Wales) ⓘ coal mine in the UK
Graig Lelo quarry ⓘ granite quarry near Gwyddelwern, Conwy County Borough, Wales, United Kingdom
Graig quarry ⓘ Site of Special Scientific Interest in North Wales
Grange Lead Mines ⓘ lead mine in Holywell
Gwern Alyn Colliery ⓘ coal mine in Wales
Gwter-Siani ⓘ lead mine in Penycae
Hafod-y-bwch Colliery, Rhosllanerchrugog ⓘ coal mine in Wales
Hendre quarry ⓘ Stone quarry near the village of Hendre, in Flintshire, Wales, United Kingdom
Laethcraft Coal Mines ⓘ coal mine in Wales
Leadmine Near Bryn Digrif ⓘ lead mine in Whitford
Llanerch-y-mor Lead Smelting Chimney ⓘ
Llay Hall Colliery, Sydallt, Wrexham ⓘ coal mine in Wales
Maeshafn Lead Mine ⓘ lead mine in Nercwys
Maeshafn Lead Mine ⓘ lead mine in Llanferres
Milwr Mine ⓘ lead mine in Holywell
Minera Lead Mines ⓘ mine in the United Kingdom
Minera Lead Mines: Halvans Processing Works ⓘ mine works in Minera
Minera Lead Mines: Lloyd's Shaft Lead Mine ⓘ lead mine in Minera
Minera Lead Mines: Meadow Shaft Lead Mine ⓘ lead mine in Minera
Minera Lead Mines: Roy's Shaft Lead Mine ⓘ lead mine in Minera
Minera Lead Mines: Taylor's Shaft Lead Mine ⓘ lead mine in Minera
Minera Limeworks ⓘ limestone quarry in the United Kingdom
Minera Quarry Nature Reserve ⓘ limestone quarry near Coedpoeth, Wrexham, Wales
Moel Famau ⓘ lead mine in Cilcain
Moel y Faen Quarry ⓘ quarry on the Horseshoe Pass, bwteen Llangollen and Rhuthun, Wales
Mwyn-Y-Bwll Lead Mine ⓘ lead mine in Cilcain
Nant Lead Mine, Chimney ⓘ lead mine in Llanarmon-yn-Iâl
New Broughton Colliery ⓘ coal mine in Wales
New Minera Lead Mine ⓘ lead mine in Minera
Olwyn Goch Lead Mine ⓘ lead mine in Cilcain
Pant quarry ⓘ Quarry near Halkyn, in Flintshire, Wales, United Kingdom.
Pant-y-pwll-dwr quarry ⓘ Limestone quarry near Pentre Halkyn, Wales, United Kingdom
Pen Y Clawdd Coal Mine ⓘ coal mine in Wales
Penarth Quarry ⓘ slate quarry near Carrog, Denbighshire, Wales
Penybryn Lead Mine ⓘ lead mine in Halkyn
Plas Power Colliery (Wrexham, Wales) ⓘ coal mine in the UK
Pot Hole quarry ⓘ Limestone quarry near Mold, Denbighshire, Wales, United Kingdom
Preesgwyn Colliery, Shropshire ⓘ coal mine in Wales
Pystyll Gwyr quarry ⓘ Limestone quarry near Llanferres, Denbighshire, Wales, United Kingdom
Sandycroft Colliery ⓘ coal mine in Wales
Trefarclawdd colliery remains immediately north of Pottery Cottages ⓘ coal mine in Oswestry Rural, Shropshire, England, UK
Ty'n Y Celyn Lead Mine ⓘ lead mine in Llangollen
United Westminster and Wrexham Collieries ⓘ former coal mine in Gresford, Wrexham, Wales
Vauxhall Colliery, Rhosllanerchrugog ⓘ coal mine in Wales
Waenlas Mine ⓘ lead mine in Llanferres
Wern Ddu quarry ⓘ Slate quarry near Horseshoe Pass, Wales, United Kingdom
Westminster Bog East Mine ⓘ lead mine in Llanarmon-yn-Iâl
Westminster Mine ⓘ lead mine in Llanarmon-yn-Iâl
Wynnstay Colliery ⓘ coal mine in Wales
Coed Talon Colliery ⓘ former colliery in Flintshire
Deeside and Moelfferna quarries ⓘ former quarries in Wales
Llay Main Colliery ⓘ former coal mine in Wales
Bersham Colliery Museum ⓘ former museum in Bersham
Minera Lead Mines Museum ⓘ mining museum in Wales
Chwarel Wynne Slate Mine And Museum ⓘ museum in Llangollen, Wales, UK
Berwyn Tunnel ⓘ railway tunnel in the UK
Chirk Tunnel ⓘ canal tunnel in Wales
Cross Street Tunnel and Archways ⓘ Grade II listed building in Chirk. Runs beneath Llangollen Canal, about half way between Froncysyllte and Pentre
Ice Tunnels immediately to NE of Hartsheath ⓘ Grade II listed building in Leeswood. Situated in a stone rubble wall to the NE of Hartsheath Hall.
Tunnel to E of Kitchen Garden at Wynnstay Hall, Wynnstay ⓘ Grade II listed building in Wrexham County Borough.
