Italian Cathedral Cities are some of the most beautiful and iconic cities in Italy. Siena, a 5 letter city, is known for its stunning Gothic architecture and its famous Palio horse race. Milan, another 5 letter city, is the financial and fashion capital of Italy and is home to the world-famous Duomo di Milano. Verona, a 6 letter city, is home to the Arena di Verona, an ancient Roman amphitheatre, and is also the setting of Shakespeare's Romeo and Juliet.