Santorini is the supermodel of the Greek islands, a head-turner whose face is immediately recognisable all over the world: multicoloured cliffs soar out of a sea-drowned caldera, covered by drifts of whitewashed buildings. With its online reputation for spectacular panoramas, charming sundowns and volcanic-sand beaches, it's hardly shocking the island includes on so many tourists' bucket checklists. There's no refuting the uniqueness of this destination or its substantial allure-- Santorini hosts 1.5 million visitors every year. Here's all you should know if you're preparing to join that crowd.

When to visit Santorini