Float 1.5 km and pass through 15 wartime caves on a unique river tubing run near Ubud. This half-day adventure combines historical caves, jungle scenery, and a guided, safety-focused experience suited to most travelers.
More ways to explore the area's outdoor wonders
The river narrows and the jungle leans in, leaves flicking sunlight across a black tube as you push off and let the current take you. Nukuwera’s water moves with a purposeful chill, daring you into a sequence of dark and light caverns carved during a tense chapter of regional history. For 45 minutes you drift—sometimes laughing, sometimes silent—through about 1.5 kilometers of river that threads fifteen caves, including three fully dark passages that require your guide’s headlamp to read the walls.
Difficulty
easy
Duration
4–5 hours (tour) with 45 minutes tubing
Fitness Level
Basic mobility; comfortable climbing in/out of tubes and wading shallow water
Wildlife
History
The cave network includes Japanese-era wartime tunnels and shelters that were later integrated into the river corridor and local land use.
Conservation
Stick to guide routes, pack out all trash and avoid disturbing cave walls or vegetation; higher flows can mobilize debris so leave nothing behind.
Reserve your spot on the Nukuwera Tubing Adventure today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Waterproof your essentials
Use a dry bag or waterproof phone case—caves are dark and wet, and pockets don’t stay dry.
Wear secure water shoes
Closed, grippy shoes speed movement on slippery banks and make re-boarding the tube safer.
Follow your guide in the dark caves
Let guides lead headlamp-lit passages; they know currents, low ceilings and safe lines.
Time for the dry season
Visit April–October for lower flows and clearer visibility; wet months can increase current and silt.
Closed-toe water shoes
Protects feet on slippery rocks and provides grip entering/exiting tubes.
Waterproof phone case/dry bag
Keeps electronics and valuables safe through wet passages.
Quick-dry clothing and a light towel
Sheds water quickly and helps you change after the run.
Biodegradable sunscreen and a hat
Protects skin before and after the river sections—reef-safe if swimming downstream.
summer