Go on a Big Island Kona snorkeling tour, and have the best ocean experience in Hawaii! Kona's crystal-clear waters are home to a diverse range of marine life, including tropical fish, sea turtles, and coral reefs, and you can explore this underwater world up close with a wide array of different Big Island snorkeling adventures. From the popular and scenic spots in Kealakekua Bay and the Captain Cook Monument, to quiet and secluded sea caves, see the best of the Big Island on a snorkel cruise.