Crumlin, Italy
Navigation Colliery is a former coal mine in Crumlin, Caerphilly County Borough, Wales. Opened in 1911, at its peak it produced 145,000 tonnes of coal a year. The mine closed in 1967 and the site has been disused since. The Royal Commission on the Ancient and Historical Monuments of Wales (RCAHMW) c
onsiders the Navigation site to be "the best preserved colliery complex in South Wales". The complex contains thirteen listed buildings, five at Grade II*, the rest at Grade II. The site is now managed by a charitable trust, Glofa Navigation Cyf, which seeks to redevelop it for community benefit.
Listen to the audio guide for Navigation Colliery Free on WIP — starts by itself when you arrive, even with the screen off