Swansea Vale Railway nineteenth century, when land transport was limited to what pack animals could carry on their backs. At that time the extraction of copper in Cornwall became an important industry, and as a great deal of coal is required to smelt copper, it became the practice to bring the copper to Swansea by ship and smelt it there. This specific sector of the metal industry became so dominant that Swansea was given the nickname "Copperopolis". The works engaged in this industry were located on the banks of the River Tawe at first, but the construction of the Swansea Canal, opened in
Birchgrove, Swansea to race to the stone on Easter morning. Cistercian monks built the nearby Neath Abbey in the early 12th century. Wintering their flocks and herds in the few open spaces down in the valley, during the other seasons keeping them in their specially constructed stone walled fields on Drummau mountain top, using the standing stone as a landmark. Many sections of the stone walls are still standing from Cistercian times. Birchgrove, Swansea Birchgrove () is a large village and community in the City and County of Swansea, Wales. It does not have a community council. The village is situated some