Tower Colliery (Welsh: Glofa'r Tŵr) was the oldest continuously working deep-coal mine in the United Kingdom, and possibly the world, and the last mine of its kind to remain in the South Wales Valleys.
Tower Colliery (Welsh: Glofa'r Tŵr) was the oldest continuously working deep-coal mine in the United Kingdom, and possibly the world, until its closure in 2008. It was the last mine of its kind to remain in the South Wales Valleys.