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 waterpark, rebranded the 'LC', and was officially opened by Queen Elizabeth II on 7 March 2008. The Wales National Pool is in Swansea. Swansea has a range of pubs, bars, clubs, restaurants and a casino. Swansea had two casinos until 30 August 2012 when Aspers closed. The majority of city centre bars are situated on Wind Street, with various chains represented including Revolution, Varsity, Yates's and Walkabout. Some venues feature live music. The Mumbles Mile, described by the BBC as "one of Wales's best-known pub crawls" has declined in recent years with a number of local pubs being converted into