The most important religious festivity is dedicated to Saint Helena and is celebrated on 14 September. Sport Quartu Sant'Elena has a 16,500-capacity football stadium, the Stadio Is Arenas. In the 2012–13 season, it hosted Serie A club Cagliari Calcio, whose Stadio Sant'Elia was closed that year. Quartu Sant'Elena has also a 500-capacity Marina, Marina di Capitana, with a sailing school, Scuola Italia in Vela. See also Cagliari metropolitan area References External links Official website Cities and towns in Sardinia