Join this 2.5-hour tour departing from Kewalo Basin Harbor along the Waikiki coastline toward Diamond Head and back. Relax and enjoy the scenic sunset while snorkeling at the famous Turtle Canyon, known for green sea turtles. Guests may also encounter Hawaiian monk seals, spinner dolphins, and the rare green flash. The tour includes use of snorkel gear (mask, snorkel, fins), ice in cooler, and a professional in-water guide. Cancellation requires 48 hours notice.