Quiz: What is the purpose of the island’s famous caldera? December 20, 2024 by Elena Skye What is the purpose of the island’s famous caldera? Discover more about Santorini Travel at our home page. A) It serves as a natural harbor for boats. B) It is a popular swimming area for tourists. C) It provides fertile land for agriculture. D) It is a volcanic crater that formed after an eruption. Submit Answer