 It is also the architecture of many castles, palaces, town halls, guildhalls, universities and, less prominently today, private dwellings.Many of the finest examples of mediaeval Gothic architecture are listed with UNESCO as World Heritage Sites.With the development of Renaissance architecture in Italy during the mid 15th century, the Gothic style was supplanted by the new style, but in some regions, notably England, Gothic continued to flourish and develop into the 16th century.