Big Pit, the national coal museum in Torfaen ... with most visitors experiencing its world-famous underground tour. During their visit, people can go 300ft underground and take a guided tour ...

Big Pit prices and opening times Big Pit is free to visit, though it costs £5 per person to take the underground tour and £5 to park. From 1 February 2025 to November 2025 it is open daily from ...