Swansea Mawr are able to speak Welsh, as can 38% of the ward of Pontarddulais. Clydach, Kingsbridge and Upper Loughor all have levels of more than 20%. By contrast, the urban St. Thomas has one of the lowest figures in Wales, at 6.4%, a figure only barely lower than Penderry and Townhill wards. Local produce includes: The city has three Grade One listed buildings: Swansea Castle, the Tabernacle Chapel, Morriston and the Swansea Guildhall. Swansea Castle was an impressive building occupying a strategic position above the River Tawe. The ruins that are visible today date from the late 13th and early
Swansea flats or restaurants. Swansea is twinned with: It also has a friendship link with Nantong, China. Swansea Swansea (; ), is a coastal city and county, officially known as the City and County of Swansea () in Wales. Swansea lies within the historic county boundaries of Glamorgan and the ancient Welsh commote of Gŵyr on the southwest coast. The county area includes Swansea Bay () and the Gower Peninsula. Swansea is the second largest city in Wales and the twenty-fifth largest city in the United Kingdom. According to its local council, the City and County of Swansea had a population