Holo Holo Charters also offers snorkeling cruises and a daylong tour that sails by neighboring island Niihau. Discover the Napali Coast and the island of Niihau on this snorkeling tour.

U.S. News Insider Tip: For a low-effort wow moment, drive past Waimea Canyon in Koke'e State Park and stop at the Kalalau Lookout for a glimpse of the glorious Napali Coast and Kalalau Valley some ...