Rhodes Old Town, a UNESCO World Heritage Site, is one of the best preserved and most extensive medieval towns in Europe. The Old Town area of Rhodes Town is full of character and contains some very impressive sights. Split into the districts of the Knights' Quarter (Kollakio), the Jewish Quater and the Hora (Turkish Quarter), it is the Old Town's Kollakio where the majority of medieval landmarks reside. The Old Town can be reached by nine main gateways, known locally as 'pyles', and its buildings offer a pleasant mixture of Byzantine, Latin and also Turkish styles, punctuated by a series of public squares. It is encircled by strong mediaeval walls "a typical example of the techniques of the 14th -15th century built by the Knights of Saint John, to protect the city from all dangers, whether coming from land or sea.