Castel Del Monte (Federico II Castle), UNESCO World Heritage Site, Puglia, Italy, Europe

Tower of Federico II, Enna, Sicily, Italy, Europe

Historical buildings and obelisk of the ancient Piazza Federico II, Jesi, Province of Ancona, Marche, Italy, Europe

Historical buildings and obelisk of the ancient Piazza Federico II, Jesi, Province of Ancona, Marche, Italy, Europe