Close your eyes and imagine a Caribbean vacation. Done? The images you called to mind probably contained pristine white beaches, aquamarine waters, and plenty of palm trees. Fortunately, the Caribbean is full of enough beautiful beaches to satisfy every traveler, but there's much more to the islands than just beaches – which is good news for travelers who want their trip to be more than just a day at the beach. While some islands are, indeed, known for their beaches, others, like Saba, hardly .