Siri Waterfall
Vanuatu's tallest waterfall, on Gaua, fed by the outflow from Lake Letas.
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Siri is the waterfall the outflow from Lake Letas makes as it leaves the caldera on Gaua, dropping around a hundred and twenty metres in a single fall through forest and generally reckoned the tallest in Vanuatu. It is reached on the walk between the coast and the lake, and the base can be approached along the river. Flow is heavy year round because the lake behind it is large.
What you actually see
- The single drop - around a hundred and twenty metres in one fall.
- The lake outflow - the source that keeps flow heavy year round.
- The forest setting - dense growth all around the base of the fall.
- The river approach - the route to the base along the water.
When to go
April to October is the dry season and the walk is manageable. Flow is heavy in every month because of the lake behind it. Wet season tracks become impassable.
Honest expectations
Reaching it is a hard walk of several hours through mud and river crossings. A guide is mandatory and custom fees apply. There are no facilities anywhere on the route.
Nearby
Lake Letas is above, and Sola is north.
What to pack for Siri Waterfall
Chosen from what this place is for. Tap a kit for the full checklist.
Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.


