Follow a 45-minute rainforest trail on Hawaiʻi Island’s east side to a cliff-fed waterfall and swimming pool. This three-hour guided outing mixes geology, local plant knowledge, and a refreshing swim in a natural pool.
More ways to explore the area's outdoor wonders
A humid scent of green follows the trail as you step off the coastal road and into the island's eastern rainforest. Ferns brush your calves, birds pulse above, and the path narrows into a single-track that leads toward the steady roar of falling water. After about a 45-minute moderate hike through soft volcanic soil and root-strewn trail, the trees open to a cliff-fed cascade and a clear pool that invites a cool, restorative swim.
Difficulty
moderate
Duration
3 hours
Fitness Level
Moderate fitness—comfortable with a steady 45-minute uphill/uneven descent and short stream crossings
Wildlife
History
The east side of Hawaiʻi Island has long been inhabited for taro cultivation and coastal communities; many trails follow old ʻili (land division) paths and access points used locally for generations.
Conservation
This rainforest is sensitive to trampling and invasive species—stick to the trail, don't remove plant material, and use reef-safe products to protect downstream marine environments.
Reserve your spot on the Waterfall Adventure on Big Island today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Grip the trail
Wear hiking shoes with good tread—roots and volcanic cobbles get slick, especially after rain.
Check recent rain
Avoid the hike within 24 hours of heavy rain; increased flow can make stream crossings and the pool dangerous.
Swim smart
Enter the pool slowly to test depth and current; never dive into unknown waters.
Protect the reef
Use reef-safe sunscreen and rinse off before entering coastal waters to reduce chemical runoff.
Sturdy hiking shoes
Good traction and ankle support for muddy, rooty, and rocky sections.
Swimsuit and quick-dry towel
For the waterfall pool—quick-dry materials speed the return hike.
summer
1–2 liters of water
Hydration is important in humid heat and during steady uphill walking.
summer
Light rain jacket or shell
East-side showers are frequent; a packable shell keeps you dry and warm.
winter