Book your tickets online for Holokai Catamaran, Honolulu: See 3,265 reviews, articles, and 531 photos of Holokai Catamaran, ranked No.361 on Tripadvisor among 361 attractions in Honolulu. Sep 6, 2023 - Get soaking wet on the nets or kick back and relax on our comfortable main deck seating and watch everyone else get soaking wet. Snorkel with an abundance of giant green sea turtles and a variety o.