When you think of Santorini, you immediately picture big blue domes and white washed buildings from the popular caldera villages. But there are so many more enchanting villages on the island of Santorini outside of Oia and Fira, that will leave you speechless. Here are the best villages and towns to visit when in Santorini. Hidden gems and other villages to visit in Santorini. Local towns in Santorini. What to do in Santorini. Santorini villages and towns.