(This coming from a blonde-haired, blue-eyed Norwegian girl!)
"they have features like dark curly hair, thick eyebrows and lips, and olive colored skin. Anyone from a place in the Mediteranean sea shoud have those features"
YOU ARE WRONG and you have obviously never spent a lot of time in the Mediterranean or in Sicily because most Sicilians are a mix, as the island was conquered by many different types of people. There are plenty of blond, blue and light Sicilians, just as many as black and dark and curly. Minchia!