Follow the Emerald River through peat bogs and sub-Antarctic forest to a glacier-fed lagoon that turns teal with suspended sediments. This moderate 4–5 hour trek from Ushuaia is a classic Fuegian day hike—accessible, wild, and revealing of the region’s glacial geology.
More ways to explore the area's outdoor wonders
You step off the van onto a low, chill wind that seems to push the forest open like a curtain. The trail starts by the Lasifashaj Valley, following a river that insists on staying visible—sometimes whispering, sometimes surging—guiding each footstep toward a blue you haven’t seen before.
Difficulty
moderate
Duration
4–5 hours
Fitness Level
Suitable for hikers with moderate fitness; prepared for sustained uphill, uneven terrain and some mud.
Wildlife
History
The landscape is shaped by Pleistocene glaciation and sits on territory historically used by Yámana and Selk’nam communities; modern trails trace natural corridors long used for travel.
Conservation
The peat bogs are sensitive to foot traffic—stick to marked paths and use boardwalks to minimize erosion; local operators emphasize Leave No Trace practices.
Reserve your spot on the Trekking in Laguna Esmeralda with Vianda today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Expect varied footing
Trail alternates boardwalk, muddy peat, roots and scree—wear waterproof, grippy hiking boots.
Pack windproof outer layers
Weather shifts quickly; a compact windbreaker keeps you comfortable during exposed sections and at the lagoon.
Bring gaiters or quick-dry socks
Peat and stream crossings can soak shoes—gaiters reduce mud intrusion and keep feet warmer.
Use crampons in winter
In snowy or icy conditions the operator provides crampons, but if you bring your own make sure they fit your boots.
Waterproof hiking boots
Keeps feet dry and stable on muddy boardwalks and rocky sections.
Windproof shell
Protects from sudden Patagonian winds at exposed viewpoints and the lagoon shore.
Insulated midlayer
Light warmth layer for chilly spring mornings and variable conditions.
spring
Crampons and trekking poles
Required in icy conditions; poles aid balance across peat and stream crossings.
winter