Whether you want to catch the glimpse of awe-inspiring sunrise at Haleakala National Park; take to the water on a whale-watching adventure; snorkel around Molokini; or taste some of the Hawaiian Islands' best pineapples, there's is a tour in this list that fits well with your interests. Analyzing both expert opinion and traveller sentiment, we've determined more than a dozen of the best, which all feature trained veteran guides keen to share their insights about the Valley Isle’s astonishing