Event:The Coblynnau of Big Pit

Big Pit National Coal Museum

Explore the folklore of mining in Wales and discover the mythical and mischievous beasts said to dwell in the mines of Wales. 

Make your very own ‘Coblyn’ (Goblin) mask ready for Halloween, pick up your free Coblyn Trail from the Coity Room and explore Big Pit to uncover traces of these mining goblins.

Once you’ve made your Coblyn mask join us in the Kearsley Room and get your ghoulish groove on at our Coblyn Ball!  Learn a short folk dance & swing the day away with your fellow faerie folk. 

Additional Information

Pick up a map from reception when you arrive on site.

Create your mask & collect your trail from Coity Room building number 12

The Coblyn Ball will take place in the Kearsley Room, building number 12. 

Please note that during the Coblyn Ball there will be music and flashing lights which may not be suitable for all visitors. 

Click here to find out about what else we have on offer over half term including our Mine Monsters Welsh Folklore event.

Information

27 October 2026, 11am-3pm
Cost Free
Suitability Families
Booking Drop in session
Children wearing Coblyn maks

Plan your visit

 Opening Hours

Open daily 9.30am - 5pm    
Last entry: 4pm    
Underground tours: 10am - 3.30pm

Children under 16 must be accompanied by an adult at all times. For safety reasons, we reserve the right to conduct bag searches when entering the Museum.

 Accessibility

General advice and advice for our disabled visitors

Access Guide

 Parking

If you are arriving by car you will need to pay on arrival. £5 per day. FREE for disabled badge holders and motorbikes. This charge is for parking only – entry to the Museum remains free.

Visiting by public transport, bike or foot?

You can plan your journey using the Traveline Cymru website or by calling their helpline on 0800 464 0000.

 Eat, drink, shop

Our Gift Shop, which has been inspired by the underground experience and our collections, will be open during your visit, selling a wide selection of bespoke products and gifts. 

Our Coffee Shop is open daily 10am-4pm serving a small range of hot and cold drinks, cakes and snacks. 

You're welcome to bring a picnic to the Museum, but please take your rubbish home with you and help us keep Big Pit tidy. 

 Location

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