Planning a Caribbean cruise but unsure what to do at each port? Travel advisors Ryan and Julie share their expert recommendations for the best shore excursions across Western and Eastern Caribbean destinations. From submarine adventures to swimming with sea turtles, discover unique experiences that will make your cruise unforgettable. Western Caribbean Highlights: Cozumel, Mexico - Atlantis Submarine Adventure exploring coral reefs 100 feet underwaterNassau, Bahamas - Walking tour combined ...