Watch Alex Polizzi's Secret Italy

Alex concludes her journey in Southern Sicily, where she discovers the diverse beauty of Italy's biggest island.

Alex Polizzi reaches Sicily, where she tours the north. She discovers overwhelming opulence at a palace in Palermo, samples world famous street food on the city's gritty streets and learns how the mafia have influenced Sicilian life for decades, by meeting a team of locals determined to bring about change.

Alex Polizzi explores Italy's smaller islands, from Capri and Ischia in the Bay of Naples, to the remote Aeolian Islands further south.

Alex Polizzi arrives in Sardinia to explore her family roots and discover the rich and diverse culture of this ever-popular destination.