Swansea Valley yr Ogof Caves, claimed to be the largest show cave complex in Western Europe. South of Abercrave, the valley was formerly a region of heavy industry including coal mining and iron-making and there is plenty of the industrial heritage surviving; the Swansea Canal was built along the valley in the late 18th century to serve the nascent local industries. In 1878 opera singer Adelina Patti made her home at Craig-y-Nos Castle. Swansea Valley The Swansea Valley (), one of the South Wales Valleys, is the name often given to the valley of the River Tawe area in southern Wales, United
Swansea with the A48 before continuing through mid Wales and terminating at Chester. The A4067 connecting Mumbles with the city centre and continuing up the Swansea Valley towards Brecon is also a dual carriageway for much of its route through Swansea. Other notable local roads include the A484, which provides a link from Fforestfach west to Llanelli, and the A4118, the main route westwards from the city centre across Gower to Port Eynon. Swansea railway station is located 10 minutes from Swansea bus station by foot. Services calling at Swansea operate to Llanelli, Carmarthen, Milford Haven and Haverfordwest to the west,