She begins her tour in Sardinia, uncovering her family roots and introducing aspects of the astonishingly beautiful island viewers will never have seen before.
It has a rich and diverse culture, but also a darker side to its history – tales of kidnappings and bandits have blighted the reputation of the island and Alex sets out to investigate.
Sardinia also boasts more centenarians than anywhere else in the world and Alex will also meet a team of scientists who are studying the genes of the locals. Whatever they're having, we want some too!
Alex Polizzi's Italian Islands, C5, 8pm
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