The Spanish, realizing that there were worse places than islands blessed with fresh water, abundant food and great beaches, returned to the Caribbean time after time. They may have been the first non-indigenous population to see the islands, but they weren’t the last. The same attractions that drew Columbus to the islands remain popular today. In case the pull of “Island Time” isn’t strong enough, here are a few more reasons to book a Caribbean vacation ASAP. For most travelers, one taste of the Caribbean is all it takes to make a lifelong fan. But just as a reminder, here are 15 things you can only do in the Caribbean.