The influence of Byzantine art on that of medieval Italy is obvious. The early mosaics in the churches of Italy, such as those at Ravenna and Venice, also afford examples of the dominating Byzantine influence. But the early Middle Ages provide but few landmarks to guide the student; and it is only when he emerges into the 12th century, with its frescoes and miniatures still bearing the impress of the Byzantine tradition, that he can be satisfied that the connection has always existed during the intervening centuries.