When to go: If sunshine is more important than warmth, go in April. Or choose October if you’ll put up with a few showers in exchange for warmer temperatures. Summer is great for beach lovers, but it’s crowded.
Why go: Sicily’s culture has been richly molded by adversity. Plagues, earthquakes, wars, enslavements, revolts and volcanic eruptions have played outsize roles in its dramatic history. The island’s dizzying succession of conquering kingdoms left behind fascinating architectural remnants, including some of the world’s best-preserved ancient Greek…