Climb through lenga forest and moraine to a glacier-fed lake that glows green beneath Cerro Castillo’s spires. This full-day trek from Coyhaique blends bold scenery with practical, high-altitude trailcraft.
Climb through lenga forest and moraine to a glacier-fed lake that glows green beneath Cerro Castillo’s spires. This full-day trek from Coyhaique blends bold scenery with practical, high-altitude trailcraft.
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Operated by Tangol · Coyhaique, Aysén Region
A thin wind pushes across the moraine as you climb toward a bowl of glacial water the color of a struck match — green sharpened by suspended rock flour. The trail rises through bands of lenga and ñire, each step opening a wider view of the Ibáñez River valley and distant General Carrera Lake. By the time you crest the last slope, Laguna Verde sits below like a stolen piece of glacier, cold and compelling.
challenging.
5–6 hours.
Good cardiovascular fitness and comfort with sustained uphill hiking; prior day-hiking experience recommended
The guided itinerary covers about 9 km each way approach variations give a typical round trip near 17 km; expect 5–6 hours on trail depending on group pace.
Not for complete beginners — it’s rated medium-to-hard with sustained climbs and uneven terrain; moderate-to-high fitness and prior day-hike experience recommended.
Private transport from Coyhaique, bilingual guide, picnic lunch, walking poles provided, and basic travel insurance are included per operator listing.
Summer (December–February) offers the warmest, most stable weather; shoulder seasons can be rewarding but bring colder, windier conditions and possible snow on higher sections.
The park sits on routes historically used by gauchos and local ranching communities; the name Cerro Castillo comes from the castle-like form of the granite spires shaped by glaciation.
Trails are vulnerable to erosion and trampling; stick to defined paths, pack out waste, and follow guide instructions to minimize impact.
Tangol operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Book with Tangol
Book directly with Tangol for the best rates and real-time scheduling.
Reserve Now