Kayak over the protected waters of Kaneohe Bay to Coconut Island, aka 'Gilligan's Island,' and snorkel on Oahu's only barrier reef on this tour from Waikiki. You'll learn about cultural sites, ecosystems and a diversity of marine life including sea turtles, rays and tropical fish. Enjoy snacks, beverages and a barbecue lunch during your 6-hour eco-adventure, which includes professional instruction with two certified guides per group of eight (maximum of 16 participants).