Roadside
Rainbow Falls
Near Hilo, Hawaii
Height80 ft
AccessRoadside
TrailRoadside / very short
Best seasonYear-round (mornings for rainbows)
a broad fall over a lava cave right in Hilo.
Flow varies with season and recent rain. Check conditions, water levels, and any permit or reservation rules before you go, and never climb on slick rock at the lip of a fall.