Waipoo Falls is an 800-foot cascading waterfall in Waimea Canyon. It’s the best viewing area of falls faintly on the far side of the canyon. 3.2-mile roundtrip hike is located just off the highway between mile markers 14 and 15. It will take you through rainforests and canyon rims ending at the top of the waterfall in Awaawapuhi Ginger lined stream. The trail is kids friendly and your children will love this outdoor adventure.