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The Top 20 Caves in Wales

Looking to visit a cave in Wales on your next adventure? To help you better plan your next outdoor experience, we’ve collected Wales’s 20

best caves for you. Based on the experiences of other users, each is a recommendation you know you can trust — so you can better plan your next adventure.

Last updated: November 17, 2025

Pembroke Castle

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Pembroke Castle is a medieval castle that was founded in 1093. The Grade I-listed castle is now a great place to explore.

You can climb the Great Keep, descend into …

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St Govan's Chapel

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This small hermit’s chapel can be found at the bottom of a long and steep set of steps, nestled into the cliffs. The effort is worth it, though, as this …

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Porth Yr Ogof Cave

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Porth Yr Ogof (gateway to the cave, in Welsh) boasts the largest entrance of any cave in Wales at over 55 feet (17 m) wide and almost 16 feet (5 …

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Chartist Cave

Highlight • Historical Site

Chartist cave - discover where they stored their weaponry and where the walk to Newport effectively began!

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Sygun Copper Mine

Highlight • Historical Site

The Sygun Copper Mine offers the opportunity for those with a sense of adventure and curiosity to discover the wonders of a historic copper mine for themselves. This is suitable …

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Broad Haven South Beach

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With a wide and sandy beach, clean sea water, caves to explore, and springs gushing out of the cliffs, this dune-backed beach really is a slice of paradise off the …

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Culver Hole

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This unique harry potter type of witch house is an amazing must see. Nestled in a cleft in the rock it is simply a tall stone wall with no doors …

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Twm Siôn Cati's Cave

Highlight • Historical Site

Often referred to as the Robin Hood of Wales, Twm Siôn Cati is said to have used this cave as his hiding place to avoid being captured.

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Flimston Bay

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This little slice of hidden beach paradise - also known as Flimston Bay, is not so easy to access. The good news is that your effort is likely rewarded by …

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RSPB Gwenffrwd-Dinas Nature Reserve

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This charming RSPB site is not far from Llyn Brianne and is home to Twm Sion Cati's cave. You'll find a great circular footpath running nearby the river, boasting beautiful …

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St Catherine's Island and Fort

Highlight • Beach

St Catherine's Island is a small limestone outcrop with lots of tidal caves. On top of the island is a fort that was built during the Napoleonic Wars. You can …

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Powys North Wales Cambrian Mountains South Wales

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Extend your search for the best caves by checking out these guides of the top ones in Wales:

England Scotland Northern Ireland

The Top 20 Caves in Wales

Pembroke Castle

St Govan's Chapel

Porth Yr Ogof Cave

Chartist Cave

Sygun Copper Mine

Broad Haven South Beach

Culver Hole

Twm Siôn Cati's Cave

Flimston Bay

RSPB Gwenffrwd-Dinas Nature Reserve

St Catherine's Island and Fort

Other adventures in Wales

Most popular routes in Wales

Most popular attractions in Wales

Get inspired with the komoot mobile app

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