The Sforza Castle or Sforzesco castle is one of the main symbols of Milan and its history, located on front of the Arch of Peace It was built in the fifteenth century by Francesco Sforza, Duke of Milan, on the ruins of a previous fortification dating from the fourteenth century , known as Castrum Porte Jovis (Castello di porta Giovia o Zobia) and over the centuries has undergone significant changes. Between the sixteenth and seventeenth centuries was a major military citadels in Europe; restored in the historicist style by Luca Beltrami between 1890 1905, is now the home of important cultural institutions and a visited tourist destination in Italy. It is one of the largest castles in Europe.