To find any cave, simply look below for the name of your choice; it could be listed under another name.

One or two very minor caves have been omitted if they have little speleological or archaeological interest

Just one site has been removed at landowners request; a small resurgence near Llanarmon-yn-ial.

Note 1
Anglesey cave names are this colour in the index below as they are listed separately on Page 10

Note 2
Llandudno cave names are this colour in the index below as they are listed separately on Page 11

Afon Meirchion Cave, Lower

Afon Meirchion Cave, Upper

Alyn Gorge swallows (see Page 15: Springs, Sinks and Swallows)

Badger's Cave (see under Ogof Tudno on LLANDUDNO page)

Badger Cave, Cilcain (see Nant Gain Cave No.10)

Barnewell Cave (see page: 14. Lost & Non-caves)

Bears Cave (see under Ogof Arth on LLANDUDNO page)

Bedding Plane Cave (see LLANDUDNO page)

B.S. Pot (see Brasgyll Caves)

Big Cave (see Llanarmon Cave)

Big Covert Cave

Big Swallow, The (see page 12: Mines containing caves)

Big Wood Cave (see page: 14. Lost & Non-caves)

Blodwen's Fissure (see page: 14. Lost & Non-caves)

Bont Newydd Cave (see Pont Newydd Cave)

Boot Cave (see page 14: Lost & non-caves page)

Borth Wen Sea Caves (see ANGLESEY page)

Boxer Pot (see Leet Caves diagram)

Brasgyll Caves

Brasgyll Risings (see page 15: Springs, sinks & shakeholes)

Brown Quarry Caves

Bryn Alyn Caves

Bryn Bella Cave (see Ffynnon Beuno Caves)

Bryn Euryn Quarry Cave (see page 14: Lost & Non-caves)

Bryngwyn Quarry Caves

Cae Gronw Cave

Cae Gwyn Cave (see under Ffynnon Bueno Caves)

Caerwys Caves

Caerwys Resurgence (see page 15: Springs, sinks & shakeholes, under St. Michael's well)

Caerwys Sink (see page 15: Springs, sinks & shakeholes)

Castell Cawr Caves, Abergele

Castell Mawr Caves, Abergele (see Castell Cawr Caves)

Castell Mawr Caves, Anglesey (see ANGLESEY page)

Cathedral Cave (see Brasgyll Cave No. 4)

Cathole North Lode Chambers

Cefn Cave

Cefn Cave, Old

Cefn Mawr Cave (see page 12: Mines containing caves)

Cefn Mawr Hall Cave (see page 12: Mines containing caves)

Cefn Natural Arch (see Cefn Old Cave)

Cefn-y-gist Shakeholes (see page 15: Springs, sinks & shakeholes)

Cefn-yr-ogof (see Tan-yr-ogof)

Ceiriog Cave, Lower

Ceiriog Cave, Upper (see page 14: Lost & Non-caves)

Chancewell Pot

Chimney Cave (see under Printing Press Cave on LLANDUDNO page)

Christmas Cave (see Ogof Nadolig)

Cilcain Cave (see Nant Gain Caves)

Clwyd Forest Cave (see page 14. Lost & Non-Caves)

Coed Du Mine Cavern (see page 12: Mines containing caves)

Coed Marl Hall Caves (see page 14: Lost & Non-caves)

Coed-y-Trap Cave

Colomendy Cave (see Ogof Colomendy)

Colwyn Road Cave see under Main Road Cave on LLANDUDNO page)

Coppy Farm Caves

Corkscrew Cave (see LLANDUDNO page)

Dead Duck Cave

Dead Rabbit Cave (see LLANDUDNO page)

Dell Cave

Denbigh Castle Cave

Denbigh Cave (see Coppy Farm Cave No 3)

Dinorben Farm Sink (see page 15: Springs, sinks & shakeholes)

Double Entrance Cave (see LLANDUDNO page)

Dulas Cave

Dulas Resurgence (see page 15: Springs, sinks & shakeholes)

Dutchman's Cave (see LLANDUDNO page)

Dwllban Point Caves (see under Castell Mawr Caves on ANGLESEY page)

Dyniewaid Cave (see Llandudno page)

Dyserth Castle Caves

Dyserth Cave

Ede's Cave (see LLANDUDNO page)

Eisteddfa Farm Cave (see page 14: Lost & Non-caves)

Elephant Cave (see LLANDUDNO page)

Eryrys Hill Cave

Esclusham mountain shakeholes (see page 15: Springs, sinks & shakeholes)

Fedw Fawr Pothole (see ANGLESEY page)

Ffos Cave

Ffynnon Asa or Asaph (see page 15: Springs, sinks & shakeholes)

Ffynnon Beuno Caves

Ffynnon Ddyfnog (see page 15: Springs, sinks & shakeholes)

Ffynnon Galltfaenan (see Ogof Ewenol)

Ffynnon Leinw (see page 15: Springs, sinks & shakeholes)

Ffynnon Wen (see page 15: Springs, sinks & shakeholes)

Fish Cave (see page 14: Lost & Non-caves)

Fourteen Swallets (see page 15: Springs, sinks & shakeholes)

Fox Cave (see Afon Meirchion Cave, Upper)

Froncysyllte Rising (see page 15: Springs, sinks & shakeholes)

Galltfaenan Caves

Galltfaenan Rising (see Ogof Ewenol)

Gas Pot (see page 24: Digging projects)

Glan Alyn Dig (see page 24: Digging projects)

Gop Caves

Graig Caves (see Brasgyll Caves)

Graig Fechan Cave

Grand Turk Passage

Grange Farm Cave (see page 14: Lost & Non-caves)

Gwaenysgor Cave

Gwter Siani Sink (see page 15: Springs, sinks & shakeholes, under Gas Pot)

Hafnant Cave (see under Ogof Hafnant on LLANDUDNO page)

Halkyn Mines Caverns (see page 12: Mines containing caves)

Hendre Fawr Sinks (see under Ffynnon Asaph, page 15: Springs, sinks & shakeholes)

Hesp Alyn Lane Sink (see page 15: Springs, sinks & shakeholes, under Oxford Pot)

Hiding Cave (see under Ogof Llech on LLANDUDNO page)

Hornby Cave (see LLANDUDNO page)

Jarratt’s Resurgence (see Pont Newydd Rising)

Jock’s Pot (see Brasgyll Caves)

Kendrick's Cave, Lower (see LLANDUDNO page)

Kendrick's Cave, Upper (see LLANDUDNO page)

Kiln Cave

Lady Bagot's Cave

Lady Butler's Cave (see under Ogof Defaid on LLANDUDNO page)

Leet Caves

Letterbox Cave (see under Dead Rabbit Cave on LLANDUDNO page)

Limekiln Cave (see Kiln Cave)

Little Orme Fissure (see under Blodwen's Fissure, Page 14: Lost and non-cave sites)

Little Orme Sea Cave & Pot (see LLANDUDNO page)

Llanarmon Castle Cave

Llanarmon Cave

Llanarmon Quarry Cave (see page 14: Lost & Non-caves)

Llanarmon Sinks (see page 15: Springs, sinks & shakeholes)

Llandegla Caves

Llanymynech Ogof (see Page 14: Lost and non-cave sites)

Llechryd Cave, Henllan (see Page 14: Lost and Non-cave sites)

Lloches yr Afr (see under LLANDUDNO page)

Lloyd's Drift Cave (see page 12: Mines containing caves)

Llyn Du Cavern (see Grand Turk Passage)

Llyn Ochin Pot

Lode 621 Cavern (see page 12: Mines containing caves, under Halkyn Mines Caverns

Lodge Farm Swallow (see page 15: Springs, sinks & shakeholes)

Loggerheads Cave

Loggerheads Quarry Cave

Lot Farm Shaft Cave (see page 12: Mines containing caves)

Lynx Cave (see Bryn Alyn Cave No 1)

Maeshafn Cave (see Big Covert Cave)

Maeshafn Mine Cave (see page 12: Mines containing caves)

Main Road Cave (see LLANDUDNO page)

Martha’s Pots

Matt's Cave

Meirchion Caves (see Afon Meirchion Caves, page 2)

Millennium Pot

Minera Cave (see page 14: Lost & Non-caves)

Minera Quarry Cave (see page 14: Lost & Non-caves)

Miriam's Cave (see LLANDUDNO page)

Moel Hiraddug Cave

Monk's Cave (see under Ogof Llech on LLANDUDNO page)

Mount Pleasant Cave

Murphy’s Pot

Nant Gain Caves

Nant-y-fuach Rock Shelter (see Dyserth Castle Caves)

Nant-y-Graig Cave A (see Brasgyll Cave No 2)

Nant-y-Graig Cave B (see Brasgyll Cave No 8)

Nant-yr-ogof

New Passage Pot (see page 14: Lost & Non-caves)

North Face Cave (see LLANDUDNO page)

Oerog Spring (see page 15: Springs, sinks & shakeholes)

Ogo Dano (see ANGLESEY page)

Ogofau Moryn (see ANGLESEY page)

Ogof Abaty (see LLANDUDNO page)

Ogof Arian (see ANGLESEY page)

Ogof Arth (see LLANDUDNO page)

Ogof Brogaod (see Page 5 under Loggerheads Quarry Cave No.2)

Ogof Bys (see LLANDUDNO page)

Ogof Cefn-y-gist

Ogof Cerrig Uchel

Ogof Clywedog Bach

Ogof Colomendy

Ogof Cudd

Ogof Colomennod (see under Pigeon's Cave on LLANDUDNO page)

Ogof Defaid (see LLANDUDNO page)

Ogof Deg (see LLANDUDNO page)

Ogof Deuben (see LLANDUDNO page)

Ogof Dulas (see Dulas Cave)

Ogof Dyiewiad (see LLANDUDNO page)

Ogof Dydd Byraf

Ogof Elinor

Ogof Ellmyn (see under Dutchman's Cave on LLANDUDNO page)

Ogof Enfys

Ogof Ewenol

Ogof Gloddaeth (see Llandudno page)

Ogof Gwaun

Ogof Gwen Goch

Ogof Gwylan (see LLANDUDNO page)

Ogof Hafnant (see LLANDUDNO page)

Ogof Helygain

Ogof Hen Ddyn

Ogof Haner Dydd (see LLANDUDNO page)

Ogof Hen Ffynnonau (see Poachers Cave)

Ogof Hesp Alyn

Ogof Llech (see LLANDUDNO page)

Ogof Llyn Du

Ogof Llyn Parc

Ogof Malwen

Ogof Mwd

Ogof Mwynglawdd

Ogof Nadolig

Ogof Noeth

Ogof Pant-y-Wennol (see LLANDUDNO page)

Ogof Pen Trwyn (see LLANDUDNO page)

Ogof Pistyll Gwyn

Ogof Pool Park (see Ogof Llyn Parc)

Ogof Pryf Llwyd (see LLANDUDNO page)

Ogof Rhewl

Ogof Rhiwledyn (see under North Face Cave on the LLANDUDNO page)

Ogof Tan-y-Bryn (see LLANDUDNO page)

Ogof Tudno (see LLANDUDNO page)

Ogof y Gaseg (see LLANDUDNO page)

Ogof yr Iwrch

Old North Rising

Orchid Cave

Oxford Pot (see page 15: Springs, sinks & shakeholes)

Pant Du Caves (see Bryn Alyn Caves)

Pant Lode Vugh (see page 12: Mines containing caves, under Halkyn Mines Caverns)

Park Farm Cave

Park Farm swallets (see page 15: Springs, sinks & shakeholes)

Pentir Sea Caves (see ANGLESEY page)

Perthi Chwareu Caves (see Llandegla Caves)

Picton Mine Cavern (see page 12: Mines containing caves)

Pigeon's Cave (see under Ogof Colomennod on LLANDUDNO page)

Plas Heaton Cave

Plas Newydd Caves (see page 14: Lost & Non-caves)

Poachers Cave

Pontnewydd Cave

Pontnewydd Cave, Upper (see Cae Gronw Cave)

Pont Newydd Rising, Cilcain

Pont-y-trap Rising (see Ogof Ewenol)

Portaway Mine Cavern (see page 12: Mines containing caves)

Porth yr Helyg Cave (see LLANDUDNO page)

Powell’s Lode Cavern (see page 12: Mines containing caves, under Halkyn Mines Caverns, Cave 1)

Printing Press Cave (see LLANDUDNO page)

Puffin Island Caves (see ANGLESEY page)

Reid’s Shaft Caves (see page 12: Mines containing caves)

Rhos Isaf Caves (see Llandegla Caves)

Rhosddigre Caves (see Llandegla Caves)

Rhydlydan Rising (see page 15: Springs, sinks & shakeholes)

Rhydymwyn Foundry Cave (see page 14: Lost & Non-caves)

Rift Cave (see Bryn Alyn Caves)

Saint George Cave (see page 14: Lost & Non-caves)

Saint Michael’s Well (see page 15: Springs, sinks & shakeholes)

Saint Winefride’s Well (see page 15: Springs, sinks & shakeholes)

Scouse Pot

Scree Cave (see page 14: Lost & Non-caves)

Seven Springs (see page 15: Springs, sinks & shakeholes)

Sheep Cave (see under Ogof Defaid on LLANDUDNO page)

Siamber Wen Caves

Siamber Wen Sink Cave

Skeleton Cave (see LLANDUDNO page)

Skull Pot

Smuggler's Cave (see LLANDUDNO page)

Snail Cave (see Ogof Malwen)

Snail Cave Rock Shelter (see LLANDUDNO page)

Strahan's Cave

Tan-y-graig Vein Chamber (see page 12: Mines containing caves)

Tan-yr-allt Cave (see Nant-yr-ogof)

Tan-yr-ogof Caves

Ted's Cave

Thomas Evans Shaft Chamber (see page 12: Mines containing caves)

Thorncliffe Caves (see Dyserth Castle Caves)

Toby's Cave (see under Ogof Arth on LLANDUDNO page)

Tremeirchion Caves (see Ffynnon Bueno Caves)

Trevor Flood Resurgence Cave

Trevor Hall Cave

Trevor Rocks Cave

Ty Graig Swallets (see page 15: Springs, sinks & shakeholes)

Ty Mawr Reservoir Sink (see page 15: Springs, sinks & shakeholes)

Ty Newydd Caves

Vivian's Shaft Cave (see LLANDUDNO page)

W. C. Cave (see page 14: Lost & Non-caves)

Watt's Cave (see LLANDUDNO page)

Wedding Cave (see page 14: Lost & Non-caves)

Westminster Mine Cave (see page 12: Mines containing caves)

White Horse, Cave of the

White Quarry Caves

Windy Cave (see Bryn Alyn Caves)

World’s End Cave