With a 4,000-year-old practice, there’s no shortage to choose from. The mosaics in Ravenna date back to the 5th and 6th centuries, during which time the city was the seat of the Western Roman Empire and then the capital of Byzantine Italy. Its famous mosaics are found in three separate churches: Basilica of Sant’Apollinare Nuovo Sant’Apollinare in Classe Basilica of San Vitale The intricate mosaic
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