Tramroad and leat tunnels, Monmouthshire and Brecon Canal

Cardiff Landaff Sub Control
Underfoot Expounder

Cardiff Regional War Room
Underfoot Expounder

Landaff Court WW2 Control Cardiff
Underfoot Expounder

Chartist Cave

Clearwell Caves

Grotto About 30m To The South East Of Dewstow House

Grotto, Underground Garden And Bridge About 60m To West Of Dewstow House

King Arthur's Cave

Ogof Agen Allwedd

Ogof Craig a Ffynnon

Ogof Draenen

Ogof y Daren Cilau

Otter Hole

Shell Grotto

St Peter's Cave

The Giant's Cave, Piercefield

The Grotto, Piercefield

Aberaman Colliery

Abercwmboi Colliery

Abercynon Colliery

Abergwawr Colliery

Abertillery New Mine

Albion Colliery, Cilfynydd

Albion Colliery

Bedlinog Colliery

Bedwas Navigation Colliery

Bedwlwyn Colliery

Beynon's Pit

Big Pit Coal Mine, Blaenavon

Black Grove Colliery

Black Pins early ironstone workings

Black Vein Colliery

Blaenavon Upper Brick Yard

Blaen Llwynau, Coal Level I

Blaen-nant Colliery III

Blaen-nant Colliery

Blaen Pig quarries

Blaenserchan Colliery

Blaen Y Cwm Road, Coal Level Ii

Blaen Y Cwm Road, Coal Level I

Britannia Colliery, Pengam

Bryncoch Colliery

Bryn Defaid Coal Mine

Bryn Defaid Mining Remains

Bryngwyn Colliery, Bedwas

Bryn Pyllog, Opencast Mine

Bryn Tyle

Carno Pit

Castle Pit

Cefn Brithdir Colliery

Cefn Crib, Trial Mine Ii

Cefn Glas Pit

Cefn Onn quarry

Celynen Collieries

Celynen North Colliery, Newbridge

Cewere Quarry and Limekiln, Llanvair-Discoed

Cilfach Colliery

Clydach Coal Level

Coal and Iron Ore Workings West of Abergavenny Road, Blaenavon

Coalbrookvale Coal Mine, Sw Of Nantyglo

Coal Mine, Abercarn

Coedcae Cendl, Coal Level I

Coetgae, Abertillery, Former Opencast Mine

Coity Sandstone Quarry and Incline

Colliery

Cwmbargoed Colliery

Cwm-bargoed Pits

Cwmbyrgwm Colliery, Abersychan

Cwmcarn Colliery

Cwmcynon Colliery

Cwm Cynon Colliery

Cwmfelin Drift

Cwm-glo Pit Coal Level

Cwmneol Colliery, Cwmaman

Cwm Pit and head of railway

Cwm Pit Colliery, Abercanaid

Cwmsychan Red Ash Colliery, Abersychan

Cwmtillery Colliery

Cwn Nant Melyn Coal Mine

Cymmer Colliery (Wales)

Dan-y-deri Colliery

Darran Ddu Coal Levels

Deep Dyffryn Colliery

Deep Navigation Colliery

Deri Colliery

Dinas Middle Colliery

Dowlais Top, Open Cast Mine

Draethen Lead Mining Site

Dyllas 1905 Coal Level I

Dyllas Colliery

Elliot Colliery, New Tredegar

Elliots Colliery

Engine Pit, Blaenavon

Ferndale Coal Mine Shafts

Ferndale Colliery

Fforchaman Colliery

Ffos-y-fran

Fochrhiw Pits

Fochriw Colliery

Fochriw, Opencast Mine

Four Feet Pit

Gadlys New Pit

Gadlys Old Pit

Gelligaer Coal And Ironstone

Gelligaer Coal And Iron Stone

Gelligaer Colliery, Nelson

Gelligaer quarry

Gelli-haf Colliery

George Colliery

Gethin Pit No.1, Abercanaid

Gethin Pit No.2, Abercanaid

Gilfach Colliery (west), Gilfach, Bargoed

Glyn-dyrys Pit

Glyn-dyrys Pits Level Ii

Glyn-dyrys Pits Level I

Glyn-dyrys Upper Level

Glyn-dyrys Upper Pit

Glyn Pits

Golynos Coal Shaft

Graig 1 Coal Pits

Graig Coal Pits, Pentrebach

Graig Colliery

Gray's Colliery

Great Western Colliery: Hetty Pit, Pontypridd

Great Western Mine

Groes-faen Colliery

Hafod Colliery

Hafod quarry

Hafodyrynys Colliery

Hengoed Colliery

Henllys Colliery

Heol-ddu Colliery

High Dyffryn Colliery

Hill Pits, Blaenavon

Hill Pits, Mining Remains

Iron and coal patching at Pen-ffordd-goch, Blaenafon

Iron Ore Scours and Patch Workings at Winch Fawr, Merthyr Tydfil

Iron Ore Scours at Upper Race, Pontypool

Ironstone Quarries at Carreg Maen Taro

Isaac Morgan's Pit, Merthyr Tydfil

Lady Windsor Colliery

Lan Colliery, Hopkinstown, Pontypridd

Lewis Merthyr Colliery

Llanbradach Colliery (Glamorgan, Wales)

Llancaiach Colliery

Llan Drift Mine, Gwaelod Y Garth, Taff's Well

Llety-shenkin Colliery (upper)

Lower Colliers Level Iii

Lower Colliers Level Ii

Lower Colliers Level I

Lower Colliers Post-1905 Level

Lower Duffryn Pit, Cwmpennar

Lower Dyffryn Colliery - Lower

Lower Dyffryn Colliery - Upper

Lower Fan Pit

Lower Plas Colliery

Lower Varteg Colliery

Maclaren Colliery, Abertysswg

Maclaren Colliery

Marine Colliery, Cwm

Marine Colliery Pumping Engine

Markham Colliery

Marquess Red Ash Colliery, Blaenavon

Middle Dyffryn Colliery

Middle Fan Pit

Middle Pit, Cwmpennar

Milfraen Colliery, Blaenavon

Miskin Colliery

Mynachdy Colliery, Ynysybwl

Mynydd Bedwellte, Coal Mine Iii

Mynydd Bedwellte, Coal Mine Ii

Mynydd Bedwellte, Coal Mine I

Mynydd Bedwellte, Coal Mine Iv

Mynydd Fochriw, Coal Level

Mynydd Tyntyle, Coal Level Iii

Mynydd Tyntyle, Coal Level Ii

Mynydd Tyntyle, Coal Level I

Mynydd Tyntyle, Coal Level Iv

Mynydd Tyntyle, Coal Level Ix

Mynydd Tyntyle, Coal Level Liii

Mynydd Tyntyle, Coal Level Lii

Mynydd Tyntyle, Coal Level Li

Mynydd Tyntyle, Coal Level Liv

Mynydd Tyntyle, Coal Level Lix

Mynydd Tyntyle, Coal Level L

Mynydd Tyntyle, Coal Level Lviii

Mynydd Tyntyle, Coal Level Lvii

Mynydd Tyntyle, Coal Level Lvi

Mynydd Tyntyle, Coal Level Lv

Mynydd Tyntyle, Coal Level Lxiii

Mynydd Tyntyle, Coal Level Lxii

Mynydd Tyntyle, Coal Level Lxi

Mynydd Tyntyle, Coal Level Lxiv

Mynydd Tyntyle, Coal Level Lx

Mynydd Tyntyle, Coal Level Lxviii

Mynydd Tyntyle, Coal Level Lxvii

Mynydd Tyntyle, Coal Level Lxvi

Mynydd Tyntyle, Coal Level Lxv

Mynydd Tyntyle, Coal Level Viii

Mynydd Tyntyle, Coal Level Vii

Mynydd Tyntyle, Coal Level Vi

Mynydd Tyntyle, Coal Level V

Mynydd Tyntyle, Coal Level Xiii

Mynydd Tyntyle, Coal Level Xii

Mynydd Tyntyle, Coal Level Xi

Mynydd Tyntyle, Coal Level Xiv

Mynydd Tyntyle, Coal Level Xix

Mynydd Tyntyle, Coal Level Xliii

Mynydd Tyntyle, Coal Level Xlii

Mynydd Tyntyle, Coal Level Xli

Mynydd Tyntyle, Coal Level Xliv

Mynydd Tyntyle, Coal Level Xlix

Mynydd Tyntyle, Coal Level Xl

Mynydd Tyntyle, Coal Level Xlviii

Mynydd Tyntyle, Coal Level Xlvii

Mynydd Tyntyle, Coal Level Xlvi

Mynydd Tyntyle, Coal Level Xlv

Mynydd Tyntyle, Coal Level X

Mynydd Tyntyle, Coal Level Xviii

Mynydd Tyntyle, Coal Level Xvii

Mynydd Tyntyle, Coal Level Xvi

Mynydd Tyntyle, Coal Level Xv

Mynydd Tyntyle, Coal Level Xxiii

Mynydd Tyntyle, Coal Level Xxii

Mynydd Tyntyle, Coal Level Xxi

Mynydd Tyntyle, Coal Level Xxiv

Mynydd Tyntyle, Coal Level XXIX

Mynydd Tyntyle, Coal Level XX

Mynydd Tyntyle, Coal Level Xxviii

Mynydd Tyntyle, Coal Level XXVII

Mynydd Tyntyle, Coal Level Xxvi

Mynydd Tyntyle, Coal Level Xxv

Mynydd Tyntyle, Coal Level Xxxiii

Mynydd Tyntyle, Coal Level Xxxii

Mynydd Tyntyle, Coal Level Xxxi

Mynydd Tyntyle, Coal Level Xxxiv

Mynydd Tyntyle, Coal Level Xxxix

Mynydd Tyntyle, Coal Level Xxx

Mynydd Tyntyle, Coal Level XXXVIII

Mynydd Tyntyle, Coal Level Xxxvii

Mynydd Tyntyle, Coal Level Xxxvi

Mynydd Tyntyle, Coal Level Xxxv

Nantgarw Colliery

Nantwen Colliery

Navigation Colliery, Crumlin: Heapstead

Navigation Colliery, Crumlin

Navigation Colliery, Pontypridd

New Church Colliery

New Dyffryn Colliery

New Pit, Holding Down Bolts

New Pit

New Pit, Remains Of Shaft

New Pit, Rubble Mound

New Pit, Stone Spread

Newplace Colliery, Pengam

New Rock Colliery

Nine Mile Point Colliery

No.1 Pit (dowlais)

No.6 Pit (dowlais)

Oakdale Colliery

Ochr-y-mynydd Level Iv

Ochr-y-mynydd Level Ix

Ochr-y-mynydd Level Viii

Ochr-y-mynydd Level Vii

Ochr-y-mynydd Level Vi

Ochr-y-mynydd Level V

Ochr-y-mynydd Level Xi

Ochr-y-mynydd Level X

Ochr-y-mynydd Tramming Level I

Ochyr-y-mynydd Coal Level I

Old Beam Pump & Winding Engine, Glyn Pits

Old Dyffryn Colliery

Old Rock Colliery

Penallta Colliery

Pen-cae Level Ii

Pendyrys Colliery

Pengam Colliery, Pengam

Penrhiwceibr Colliery

Penrhiw Colliery

Pentwyn Colliery

Pentwyn Mine (coal)

Penwaen Coal Level

Penybont Colliery

Pen-y-coedcae Level (east)

Pen-y-coedcae Level I

Pen-y-darren Colliery, Merthyr Tydfil

Pen-y-darren Disused Coal Pits, Merthyr Common East, Ne Of Pentrebach

Pit Head Building, Headframe And Tram Circuit, Big Pit Coal Mine, Blaenavon

Plas Colliery, Pengam

Pochin Colliery, Tredegar

Prince Of Wales Colliery

Pwll Du Limestone Quarry & Water Balance Lift

Pwll-yr-allt Colliery

Raslas Pit

Rhos Colliery

Rhos-llantwit Colliery

Rhyd-yr-helyg Colliery, Treforest

Rhymney Hill, Coal Mine

Rhymney Merthyr Colliery

Rock Colliery

Six Bells Colliery

South Cambria Colliery

South Dyffryn Coal Pits And Level

South Tunnel Pit

Stowfield quarry

Taff Colliery

Taff Merthyr Colliery, Bedlinog

Taff Merthyr

Terrace Colliery

Tintern Quarry

Tirpentwys Colliery

Tophill Colliery, Nelson

Tre-aman Colliery

Tredomen Colliery

Trefil Quarries North

Trelewis Drift Mine, Bedlinog

Tunnel Colliery

Tunnel Pits

Ty Trist Colliery

Ty-trist Colliery

Universal Colliery

Universal Colliery, Senghenydd

Upper Cwmbran Coal Mine

Upper Dyffryn Colliery

Victoria Colliery

Vivian Colliery

Vivian Pit, Abertillery

Wenvoe Quarry

Werfa Colliery

Wernddu Colliery

Whitworth Colliery

Winch Fawr Level V

Windsor Colliery

Wingfield Pit

Wyllie Colliery

Ysgubor-wen Balance Pit

Big Pit National Coal Museum

Rhondda Heritage Park

The Winding House

Abernant Tunnel

Ashford tunnel N Portal (Monmouthshire and Brecon Canal)

Ashford Tunnel S Portal (Monmouthshire and Brecon Canal)

Barrack Hill Canal Tunnel Portal

Brynglas Tunnels

Bryn Tunnel

Caerphilly Tunnel

Canal Tunnel between Sebastopol and Cwmbran, including attached revetment walls

Gaer Tunnel

Glyn Tunnel

Hill's Tramroad Tunnel

Morlais Tunnel

Penar tunnel

Pontypridd Graig Tunnel

Pwll Du Tunnel

Quakers Yard Tunnel

Redbrook Lower Tunnel

Redbrook Upper Tunnel

Severn Tunnel

Stow Hill Railway Tunnel

Tidenham Tunnel

Tintern Tunnel

Torpantau tunnel

Treforest Tin Works Tunnel

Tunnel under Canal

Usk Tunnel

Walnut Tree Tunnel