The app allows you to discover everything there is to know about the monuments that are part of the Serial Site "Palermo Arab-Norman and the Cathedrals of Cefalù and Monreale" according to a very specific order, namely: - Royal Palace and Palatine Chapel; - Church of San Giovanni degli Eremiti; - Church of Santa Maria dell'Ammiraglio; - Church of San Cataldo; - Palazzo della Zisa; - Cathedral of Palermo; - Admiral's Bridge; - Cathedral of Cefalù; - Cathedral of Monreale. A separate page is dedic