There are many other means of seeing the sights, including: Hiking — There are many trails to the Na Pali Coast, Waimea Canyon, the Alakai Swamp, and numerous waterfalls (in fact a complete trail book is available). Biking — individual rentals and several tours available. Helicopter — A tour by air is a great way to get a beautiful and exciting overview of the island. There are several companies to choose from. For more information about Safari Helicopters, go to our links page.