Llanfair Slate Caverns: A Journey Through Wales’ Historic Underground Slate Mine
Explore the historic underground slate mine of Llanfair Slate Caverns and enjoy breathtaking coastal views in a family-friendly adventure.
Llanfair Slate Caverns, located near Harlech in Wales, is a unique self-guided attraction offering visitors the chance to explore a historic slate mine carved over 100 years ago. Descend into atmospheric tunnels and caverns, enhanced by realistic miner sound effects, and emerge to breathtaking views of Cardigan Bay. Family-friendly and dog-friendly, the site includes a café, gift shop, and picnic areas, making it ideal for a day of discovery and adventure.
A brief summary to Llanfair Slate Caverns
- Cae Gethin Farm, Harlech, Llanfair, LL46 2SA, GB
- +441766780247
- Visit website
- Duration: 0.5 to 2 hours
- Mid ranged
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Mixed
- Mobile reception: 4 out of 5
- Monday 10 am-5 pm
- Tuesday 10 am-5 pm
- Wednesday 10 am-5 pm
- Thursday 10 am-5 pm
- Friday 10 am-5 pm
- Saturday 10 am-5 pm
- Sunday 10 am-5 pm
Local tips
- Bring warm clothing and a torch to enhance your underground exploration, as the caverns are cool and dimly lit.
- Wear comfortable shoes suitable for uneven surfaces and stairs inside the mine.
- Take time to enjoy the panoramic views of Cardigan Bay after your cavern tour.
- Visit the on-site café for refreshments and the gift shop for unique souvenirs.
- Families with children can enjoy the children’s trail and nearby farm park for a full day out.
For the on-the-go comforts that matter to you
- Restrooms
- Food Options
- Drink Options
- Seating Areas
- Picnic Areas
- Information Boards
- Visitor Center
Getting There
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Car
Driving from Harlech town center to Llanfair Slate Caverns takes approximately 10 to 15 minutes via local roads. On-site parking is free and available, but note that the roads are rural and may be narrow. No parking fees apply.
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Public Transport
Bus services from Harlech to the vicinity of Llanfair Slate Caverns run several times daily, with a journey time of around 20 to 30 minutes. From the nearest stop, a moderate walk on rural paths is required. Service frequency varies seasonally, so check local timetables.
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Walking
For active visitors, walking from Harlech to the caverns is possible in about 1.5 to 2 hours along scenic country lanes and footpaths. The terrain is mixed with some uneven sections, so suitable footwear and moderate fitness are recommended.
Llanfair Slate Caverns location weather suitability
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Any Weather
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Rain / Wet Weather
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Cold Weather
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Mild Temperatures
Discover more about Llanfair Slate Caverns
Unearthing a Century-Old Industrial Legacy
Step into Llanfair Slate Caverns and enter a world shaped by the toil of miners over a century ago. This historic slate mine, carved deep into Pre-Cambrian rock, showcases the extraction methods and conditions endured by workers who lit their way with candles. The tunnels and caverns, including the impressive cathedral cavern and the eerie twin arches of the crypt, offer a tangible connection to Wales’ rich slate mining heritage, which supplied roofing materials across Britain and Ireland.Exploring the Caverns at Your Own Pace
Visitors enjoy a fully self-guided experience through nine caverns connected by winding tunnels and steep staircases, including the famous Jacobs ladder. The site’s immersive sound effects simulate the miners’ work, bringing history to life. The caverns are cool and damp, so warm clothing is recommended. Hard hats are provided for safety, and guests are encouraged to bring their own torches to enhance the adventure. The experience typically lasts between 30 minutes and two hours, suitable for families and adventurers alike.Panoramic Views and Natural Surroundings
As you exit the underground world, the caverns open up to stunning panoramic views of Cardigan Bay. From this vantage point, you can see the Preseli Mountains, the Lleyn Peninsula, Shell Island, and the Artro estuary. At low tide, the natural causeway of St Patrick stretches for miles, adding to the dramatic coastal scenery. The surrounding farm setting adds a rustic charm, with picnic areas and a children’s farm park nearby for extended family outings.Facilities and Visitor Comfort
Llanfair Slate Caverns is well equipped to ensure a comfortable visit. Amenities include accessible toilets, baby changing facilities, a café with coastal views, and a gift shop offering souvenirs at reasonable prices. The site is dog-friendly and welcomes cyclists and walkers. Coaches and large groups can arrange guided tours, while regular visitors can enjoy seasonal activities such as children’s trails during Easter and October half-term.Accessibility and Practical Information
Open daily from 10am to 5pm during the main season, Llanfair Slate Caverns offers easy access with on-site parking and public transport options. The terrain inside the caverns involves stairs and narrow tunnels, so mobility considerations apply. The site is suitable for children over five years old who are comfortable in the dark and able to navigate uneven surfaces. Admission includes safety helmets, and warm clothing is advised due to the cool underground environment.A Living Heritage Experience in North Wales
Run as a family business, Llanfair Slate Caverns blends education, adventure, and natural beauty into a compelling attraction. It celebrates the industrial past while providing a fun, interactive experience for all ages. The combination of historic significance, immersive storytelling, and spectacular coastal views makes it a standout destination in the Snowdonia region.Iconic landmarks you can’t miss
Ynys Cyngar
8.2 km
Historic maritime landmark on the Glaslyn estuary, offering scenic coastal views and a glimpse into North Wales’ slate and shipping heritage.
Snowdonia Adventure Activities
9.7 km
Discover outdoor adventure in Snowdonia with thrilling activities surrounded by stunning landscapes, perfect for all adventure enthusiasts.
Aber-marchnad
11.9 km
Historic coastal market site at Criccieth, marked by resilience and scenic views beside the iconic castle ruins.
National Trust - Craflwyn
20.3 km
Explore the natural beauty and rich history of National Trust - Craflwyn, a serene escape in the heart of Snowdonia, perfect for nature lovers and adventurers.
Ffestiniog Railway - (Blaenau Festiniog, Station)
20.9 km
Discover the enchanting Ffestiniog Railway, a historic journey through breathtaking landscapes in the heart of Snowdonia National Park.
Site of Plaid Cymru’s founding
21.5 km
Historic birthplace of Plaid Cymru, where Welsh nationalism took root in 1925 at Pwllheli’s Y Maes.
Zip World Llechwedd
21.8 km
Experience the ultimate thrill of zip-lining in Snowdonia at Zip World Llechwedd, where adventure meets heritage in breathtaking surroundings.
Snowdonia Attractions
22.6 km
Experience the breathtaking landscapes and rich culture of Snowdonia Attractions, a must-visit destination for nature lovers and adventure seekers in Wales.
National Trust - Hafod y Llan
23.0 km
Discover the breathtaking beauty of Hafod y Llan, a tranquil campsite in the heart of Snowdonia National Park, perfect for outdoor enthusiasts and nature lovers.
Gyrn Ddu
25.3 km
Discover Gyrn Ddu, a historical landmark in Caernarfon, where the enchanting Welsh landscape meets rich cultural heritage.
Gyrn Goch
25.4 km
A quiet coastal hamlet between Caernarfon Bay and the mountain Gyrn Goch, perfect for walkers and those seeking a peaceful Welsh retreat.
Gorsaf Copa'r Wyddfa Summit Station
25.7 km
The high-altitude terminus of the Snowdon Mountain Railway, offering panoramic views and access to the summit of Wales’ highest mountain.
Yr Wyddfa
25.7 km
Discover the breathtaking beauty and adventure of Yr Wyddfa, the highest peak in Wales, nestled in the stunning Snowdonia National Park.
Tre'r Ceiri Hillfort
25.9 km
Discover Tre'r Ceiri Hillfort, a stunning historical landmark in Caernarfon, where ancient history meets breathtaking Welsh landscapes.
Garnedd Ugain
26.5 km
Wales’ second-highest peak, part of the dramatic Snowdon Horseshoe, with sweeping views and rugged alpine terrain.
Unmissable attractions to see
Harlech Castle
2.4 km
Explore Harlech Castle, a stunning 13th-century fortress with breathtaking views of Snowdonia and the Irish Sea, steeped in Welsh history and legend.
Rhaeadr Nantcol Waterfalls Walk
3.6 km
Discover the serene beauty of cascading waterfalls and peaceful woodland trails at Rhaeadr Nantcol, a hidden gem in Snowdonia’s heart.
Coed Crafnant North Wales Wildlife Trust Nature Reserve
3.7 km
Discover ancient oak woodlands and rare plants in the tranquil, biodiverse Coed Crafnant Nature Reserve near Llanbedr, North Wales.
Antalya Kebab
5.7 km
Savor authentic Turkish kebabs and grilled delights in the cozy, welcoming setting of Dyffryn Ardudwy’s Antalya Kebab.
Tal-y-bont beach
7.6 km
Discover Tal-y-bont Beach, a serene sandy haven on the Welsh coast, perfect for relaxing walks, family fun, and year-round coastal beauty.
Amis Réunis
8.2 km
Discover the whimsical stone ship of Amis Réunis, a cultural icon in Portmeirion blending art, mystery, and the legacy of The Prisoner.
Portmeirion North Wales
8.4 km
A whimsical Italianate village on the Welsh coast blending Mediterranean charm, lush gardens, and iconic cultural history.
The Dome
8.4 km
Explore Portmeirion’s iconic Dome, a Grade II listed building showcasing unique historical artifacts, artistic treasures, and the village’s rich heritage.
The Village
8.5 km
Discover Portmeirion, a captivating Italianate village in North Wales where Mediterranean charm meets Welsh coastal beauty.
Black Rock Llamas
9.3 km
Discover the charm of llama trekking in scenic Morfa Bychan with friendly guides and gentle llamas at Black Rock Llamas.
Traeth Glaslyn North Wales Wildlife Trust Nature Reserve
9.4 km
Experience the tidal rhythms and rich wildlife of North Wales’ dynamic salt marsh at Traeth Glaslyn Nature Reserve.
Llyn Tecwyn Isaf
9.7 km
A peaceful lake retreat near Talsarnau, perfect for gentle hikes, fishing, and soaking in the tranquil Welsh countryside.
Black Rock Sands Beach
9.8 km
Expansive sandy beach in North Wales where you can drive onto the shore, enjoy water sports, and explore natural rock formations.
Siop Fawr Portmeirion
10.1 km
Discover North Wales’ oldest department store with unique homewares, Portmeirion pottery, and a charming café under a stunning stained glass dome.
Welsh Highland Heritage Railway
10.4 km
Step aboard a historic narrow-gauge steam train in Porthmadog and explore Wales’ rich railway heritage with hands-on museum experiences.
Essential places to dine
The Plas Restaurant
2.3 km
Savor traditional Welsh flavors with stunning views of Harlech Castle at The Plas Restaurant on Harlech’s High Street.
Caffi Castell Harlech
2.4 km
A cozy café in Harlech’s Castle Square serving fresh Welsh produce daily amid historic charm.
Nineteen.57
7.6 km
Experience family-friendly dining at Nineteen.57 in Islawrffordd Caravan Park – great food, welcoming atmosphere, and delightful drinks await!
Castell Deudraeth Brasserie
9.0 km
Historic castle dining with contemporary Welsh cuisine and scenic mountain views in the heart of Portmeirion Village.
Good Mood restaurant
9.5 km
A stylish Italian and burger restaurant offering harbour views and vibrant dining within Porthmadog’s historic Madoc Yacht Club.
Yr Hen Fecws Restaurant and B&B
9.8 km
A cosy bistro and charming B&B in Porthmadog offering fine seasonal dining and warm Welsh hospitality in the heart of Snowdonia.
Y Sgwâr
11.4 km
Experience warm hospitality and exquisite British-European cuisine in the heart of historic Tremadog at Y Sgwâr.
Dylan's Criccieth
11.9 km
Experience fresh Welsh seafood and stunning sea views in a charming Art Deco setting at Dylan's Criccieth on the North Wales coast.
Tir a Môr
12.1 km
Fresh seafood and warm Welsh hospitality combine at Tir a Môr, a cozy café and restaurant in scenic Criccieth.
Poachers Restaurant
12.2 km
Experience the heart of Welsh cuisine with fresh local flavors and warm hospitality at Poachers Restaurant in Criccieth.
The Fanny Talbot
13.6 km
Award-winning gastropub blending modern British cuisine with coastal Welsh charm and comfortable accommodation.
The Grapes Hotel, Bar & Restaurant
14.5 km
A welcoming traditional inn with hearty home-cooked meals and stunning Snowdonia views in the heart of Maentwrog.
Bryn Arms
15.0 km
Experience authentic Welsh cuisine and warm hospitality at Bryn Arms in beautiful Blaenau Ffestiniog.
Y Madryn
17.4 km
A cozy village pub and restaurant in Chwilog offering hearty home-cooked meals and a warm, welcoming atmosphere.
The Goat Inn - Tafarn Yr Afr
17.8 km
A cosy gastropub in Garndolbenmaen serving hearty Welsh fare with warm hospitality and a welcoming atmosphere.
Markets, malls and hidden boutiques
Wool & Gifts Harlech
2.3 km
Discover authentic Welsh wool crafts and charming gifts in the heart of historic Harlech’s Castle Square.
Seasons & Reasons
2.4 km
Discover the charm of Harlech at Seasons & Reasons, your ultimate DIY store for home improvement and creative projects.
Pwts
2.4 km
Discover unique Welsh gifts and homewares at Pwts, a charming independent shop near Harlech Castle offering artisan treasures and local craftsmanship.
Castle Gift Shop
2.4 km
Discover authentic Welsh gifts and souvenirs at this charming family-run shop opposite historic Harlech Castle.
Pot Jam
8.4 km
Discover authentic Welsh jams, chutneys, and local treats in the charming pantry shop of Portmeirion’s scenic village.
The Ship Shop
8.5 km
Discover unique gifts and local charm at The Ship Shop, nestled in the enchanting Italianate village of Portmeirion, North Wales.
Cymru Country Store
9.7 km
Discover authentic Welsh gifts and crafts at Cymru Country Store, Porthmadog’s charming souvenir shop on High Street.
Pop Local And Beyond
9.8 km
Discover authentic Welsh handmade gifts and homeware at Pop Local and Beyond, supporting local artisans in the heart of Porthmadog.
Crafts North Wales
9.8 km
Discover authentic handmade crafts and local treasures at Crafts North Wales, a charming gift shop in the heart of Porthmadog.
The Original Factory Shop (Porthmadog)
9.9 km
Discover unbeatable deals on quality clothing, beauty, and footwear at The Original Factory Shop in the heart of Porthmadog.
Boho Bazaar
10.1 km
A colourful, fair-trade gift shop on Porthmadog’s High Street, filled with bohemian clothing, handmade jewellery, essential oils and global-inspired décor.
Bron y Garth Emporium
10.1 km
Discover authentic Welsh craftsmanship and vintage treasures at Bron y Garth Emporium, a charming multi-building homewares shop in Penrhyndeudraeth.
SPAR Penrhyn
10.6 km
Discover SPAR Penrhyn, your convenient shopping destination in Penrhyndeudraeth, offering local favorites and essentials for every traveler.
Atig Helens Attic
12.2 km
Discover unique antiques and handcrafted treasures in a warm, family-run shop nestled in the historic heart of Criccieth.
Eifion Stores
12.3 km
Discover unique Welsh gifts and homewares in a charming Criccieth shop nestled near Snowdonia’s scenic beauty.
Essential bars & hidden hideouts
The Ysgethin Inn
7.1 km
A cozy Welsh pub offering authentic cuisine, local ales, and warm hospitality in the heart of Tal-y-bont.
Black Rock Beach Club
8.8 km
Stylish beachside dining and drinks with heated outdoor terrace, BBQ flavors, and a welcoming vibe in Morfa Bychan, North Wales.
Tafarn Glanaber
8.8 km
Cozy coastal bar and restaurant in Morfa Bychan serving fresh Welsh seafood with stunning sea views and a warm, relaxed atmosphere.
Tafarn Pencei
9.7 km
Historic Grade II listed pub on Porthmadog’s harbour, serving traditional ales and diverse food in a welcoming Welsh atmosphere.
The Ship Inn/ Y Llong
9.7 km
A traditional Welsh pub in Porthmadog offering hearty homemade meals and a warm, welcoming atmosphere steeped in maritime heritage.
The Australia
9.8 km
A lively Purple Moose Brewery pub in Porthmadog offering hearty pub fare, vegan options, and a welcoming atmosphere with local craft beers.
Clwb Llyn Bach
10.0 km
A lively pub and social club in Porthmadog offering spirited nights, friendly service, and a welcoming atmosphere for locals and visitors alike.
Red Lion
10.1 km
A welcoming traditional Welsh pub in Porthmadog with a spacious beer garden, pool table, and lively atmosphere for locals and visitors alike.
Oak
10.6 km
A traditional Welsh pub in Penrhyndeudraeth offering friendly atmosphere, well-kept Marston’s ales, hearty food, and a genuine local experience.
The Union Inn
11.5 km
Historic 19th-century village pub in Tremadog offering cozy rooms, traditional Welsh fare, and a warm, welcoming atmosphere.
Prince of Wales
12.2 km
A welcoming traditional pub in Criccieth offering hearty meals, lively social atmosphere, and a true taste of Welsh coastal charm.
Bryn Hir Arms
12.3 km
Experience authentic Welsh pub culture with great beers, warm hospitality, and a lively atmosphere in the heart of Criccieth.
The Brondanw Arms
13.4 km
A charming Welsh country pub in Llanfrothen offering hearty food, local ales, dog-friendly warmth, and stunning countryside views.
The Last Inn
13.7 km
A cosy, rustic pub in Barmouth serving excellent real ales, hearty local dishes, and warm Welsh hospitality daily from noon to late evening.
Tafarn Y Plu
14.1 km
Historic Welsh pub in Llanystumdwy offering traditional fare, local ales, and a cozy atmosphere steeped in Welsh culture.
Nightclubs & after hour spots
New Horizons
8.6 km
Experience vibrant nightlife and lively music at New Horizons, Dyffryn Ardudwy’s welcoming nightclub with spaces for all ages.
The Club Barmouth
13.4 km
Experience vibrant Saturday nights at The Club Barmouth, where stylish vibes meet lively music by the scenic Welsh coast.
The Cove
16.7 km
Experience the vibrant nightlife at The Cove in Hafan Y Mor, North Wales, where music, dancing, and unforgettable memories await.
The Victoria
43.1 km
Traditional Welsh pub and restaurant with scenic Menai Strait views, recently refurbished for a welcoming and modern experience.
Academi
43.2 km
Bangor’s beloved student nightclub, offering vibrant music, a welcoming atmosphere, and a central role in university social life.
Trilogy Nightclub
43.5 km
Experience Bangor’s vibrant nightlife at Trilogy Nightclub, where diverse music rooms and lively weekend parties create unforgettable nights.
Pier Pressure
47.0 km
Experience Aberystwyth’s vibrant nightlife at Pier Pressure, a lively nightclub set on the historic Royal Pier by scenic Cardigan Bay.
Yokoswnb
47.2 km
A vibrant, budget-friendly nightclub and bar in Aberystwyth, popular with students for its lively atmosphere and central location.
Wellman's Sports & Social Club
47.7 km
Llangefni’s vibrant social hub with lively entertainment, spacious dance floor, and a welcoming community atmosphere.
The Market Vaults
48.4 km
Experience the warm ambiance and local flavors at The Market Vaults, a beloved pub in the heart of Llangefni.
The Foundry Vaults
48.4 km
Discover the vibrant atmosphere and exciting entertainment at The Foundry Vaults, Llangefni's premier pub for drinks, karaoke, and sports.
Broadway Boulevard
57.2 km
Llandudno’s largest nightclub, Broadway Boulevard pulses with vibrant music, themed events, and a lively party atmosphere in the heart of town.
Club 147
57.4 km
Llandudno’s energetic nightclub and sports bar offering electronic beats, pool, and a lively social scene in the town centre.
Basement Sessions
58.0 km
Dive into the lively nightlife of Llanidloes at Basement Sessions, where eclectic music and vibrant energy create memorable experiences.
Caersws Village Club
58.2 km
A vibrant village club in Caersws offering lively events, warm community spirit, and a welcoming atmosphere in the heart of rural Wales.
For the vibe & atmosphere seeker
- Adventurous
- Relaxing
- Scenic
- Family Friendly
For the design and aesthetic lover
- Rustic Designs
For the architecture buff
- Historic
- Landmarks
- Parks & Gardens
For the view chaser and sunset hunter
- Iconic Views
- Panoramas
- Waterfront
- Sunset Spots
For the social media creator & influencer
- Instagrammable
- Photo Spots
- Selfie Spots
For the eco-conscious traveler
- Eco-Friendly
- Public-Transport Accessible
- Locally Managed
For the kind of experience you’re after
- Cultural Heritage
- Nature Escape
- Day Trip
- Family Friendly
For how adventurous you want the journey to be
- Easy Access
Location Audience
- Family Friendly
- Child Friendly
- Teen Friendly
- Pet Friendly
- Solo Friendly
- Couple Friendly
