Hi’ilawe Falls

Hi'ilawe Falls is one of the most awe-inspiring natural spectacles on the Big Island of Hawaii, cascading approximately 1,450 feet down the dramatic cliffs of Waipio Valley — making it one of the tallest waterfalls in the entire United States. The falls are deeply woven into Hawaiian legend and culture, celebrated in traditional chants and hula as a symbol of the valley's sacred beauty. Whether you're gazing up from the valley floor or catching a distant glimpse from the Waipio Valley Overlook, the sight of Hi'ilawe tumbling through lush, jungle-draped cliffs is genuinely humbling and unforgettable. Reaching the falls requires a bit of effort and planning, which is all part of the adventure. The descent into Waipio Valley involves a notoriously steep unpaved road — a 25% grade that is officially restricted to 4WD vehicles. Guests staying at Ala Kai will want to plan ahead, either renting a suitable vehicle, booking a guided tour, or hiking down on foot (roughly 1 mile each way). Once in the valley, you'll walk through taro fields and along a black sand beach before making your way toward the base of the falls. Note that the land surrounding Hi'ilawe is privately owned, so access may be limited and visitors should always respect posted signage. The best time to visit is during or just after periods of rainfall, when the falls run at their most powerful and dramatic. Dry spells can reduce the flow significantly. Bring water, insect repellent, and sturdy waterproof footwear, as the valley floor can be muddy. Allow a full day for this excursion from Ala Kai, as the drive to Waimea/Waipio and the valley exploration itself are both time-intensive — but the reward is a deeply moving encounter with one of Hawaii's most legendary landscapes.