Launch from San Martín de los Andes for a guided 10 km run down the Chimehuín River, navigating eight class II–III rapids beneath the gaze of Lanín Volcano. This small-group rafting trip blends playful whitewater, forested riverbanks, and seasonal wildlife viewing.
More ways to explore the area's outdoor wonders
The river opens like a page of Patagonia: cold, clear water threading between forested banks while Lanín Volcano watches from the skyline. At the put-in you feel the current nudge the raft—an active invitation rather than a threat—and the guide briefs the small group before launching into a 10 km float that stitches together eight class II–III rapids.
Difficulty
moderate
Duration
5–6 hours
Fitness Level
Moderate fitness: able to sit, brace, and paddle intermittently for up to a few hours; suitable for beginners with guidance.
Wildlife
History
The valley sits within the cultural landscape of the Mapuche and sits in Lanín National Park, where volcanic activity shaped the river’s course and surrounding forests.
Conservation
Operators follow seasonal schedules to reduce pressure on sensitive wintering grounds; visitors should pack out waste and avoid disturbing riparian vegetation.
Reserve your spot on the Chimehuin River Rafting: Rapids Adventure today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Dress for spray
Wear quick-dry layers over a swimsuit and bring a waterproof change of clothes; river spray and mountain winds can make you chilly even in summer.
Footwear matters
Use closed-toe water shoes with good grip to protect your feet during entry and exit on rocky banks.
Protect electronics
Bring a small dry bag and securely stow phones and cameras—rafts tip and gear can be lost in rapids.
Hydrate and snack
Bring a refillable bottle and eat a light snack before boarding; the operator provides snacks after the trip.
Closed-toe water shoes
Protects feet on rocky shorelines and provides traction when entering and exiting the raft.
spring
Quick-dry layers and swimsuit
Keeps you comfortable when wet and allows for rapid temperature regulation.
summer
Small dry bag (5–10 L)
Secures valuables, phone, and spare clothes against spray and accidental immersion.
Sunscreen and sunglasses with strap
Protects against strong mountain sun reflected off water; strap keeps sunglasses secure in rapids.
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