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Wailua River and Fern Grotto

Kauai Eco Tours

Kauai eco tours slow the island down to river water, rainforest plants and old valley stories. Ride up the Wailua River with Smith’s Tropical Paradise, then walk to Fern Grotto, one of Kauai’s classic natural places.

Kauai Eco Tours
About this experience

Kauai Eco Tours

Your Kauai Eco Tour

A Kauai eco tour does not need to be rushed to feel memorable. On the Wailua River, the boat follows calm water through a green valley, with the kind of scenery that feels close to the island's older rhythms.

Smith's Tropical Paradise offers a 1.5-hour Wailua River Cruise to the Fern Grotto landing. From there, guests take a short walk through rainforest plants to Fern Grotto, a natural lava-rock grotto long tied to Kauai music, weddings and river traditions.

This is a gentle option for travelers who want scenery without a long hike or rough ocean ride. Check departure time, meeting location, walking comfort and weather before booking, and bring a camera for the river, greenery and grotto setting.