13 March 2026
Forest Lagoon: Bathing in Akureyri's Mountain Forest
Forest Lagoon: Bathing in Akureyri's Mountain Forest
Nestled in the birch forests above Akureyri, Forest Lagoon represents Iceland's newest entry into the world of luxury geothermal bathing. Opened in July 2022, this boutique hot spring experience offers an intimate alternative to Iceland's more crowded thermal destinations, where visitors can soak in naturally heated waters whilst surrounded by Iceland's largest forest.
A Vision Realised in Vaðlaskógur
Forest Lagoon occupies a remarkable setting within Vaðlaskógur forest, Iceland's most extensive woodland, stretching across the Eyjafjörður valley's eastern slopes. The facility sits 7 kilometres from central Akureyri at an elevation of 215 metres, providing sweeping views across the fjord to the snow-capped peaks beyond.
The lagoon's creators spent over a decade developing this vision, working closely with environmental scientists to ensure minimal impact on the delicate subarctic ecosystem. The result is a facility that feels genuinely integrated into its forest surroundings rather than imposed upon them. Native birch trees, some over 60 years old, frame the bathing areas, their branches creating natural screens between different pools.
The geothermal water originates from boreholes drilled 1,200 metres into the earth, where temperatures reach 85°C. This pristine water emerges rich in minerals including silica, sulphur, and sodium, creating the perfect conditions for relaxation and skin rejuvenation.
The Bathing Experience
Pool Design and Layout
Forest Lagoon comprises seven interconnected pools of varying temperatures, ranging from a refreshing 38°C to a therapeutic 42°C. The main infinity pool, heated to a comfortable 40°C, stretches 50 metres along the forest edge, its seamless design creating the illusion that the warm waters flow directly into the wilderness beyond.
The cold plunge pool, maintained at 5-8°C depending on season, provides the traditional Nordic contrast bathing experience. Fed by natural spring water from the surrounding hills, this pool offers an invigorating shock that many visitors find addictive when alternated with the hot pools.
Two smaller pools cater to different preferences: the meditation pool operates at 38°C for extended soaking sessions, whilst the warmest pool reaches 42°C for those seeking maximum therapeutic benefit. Each pool features carefully positioned seating areas carved from local stone, allowing bathers to find their perfect spot for contemplation.
Seasonal Variations
Forest Lagoon transforms dramatically with Iceland's seasons. During winter months (December through March), steam rises ethereally from the warm pools whilst snow blankets the surrounding birch trees. The contrast between the 40°C water and air temperatures that often drop below -10°C creates an almost mystical atmosphere.
Spring brings the forest to life as birch buds emerge in brilliant green, whilst summer offers the unique experience of bathing under the midnight sun. Autumn presents perhaps the most spectacular display, when the birch leaves turn golden yellow, creating a natural canopy of colour above the steaming pools.
Facilities and Amenities
The modern changing facilities blend seamlessly with the natural environment through extensive use of local materials. Icelandic larch cladding and stone from nearby quarries ensure the buildings complement rather than compete with their forest setting.
The on-site bistro, Kvistur, serves locally sourced Nordic cuisine with floor-to-ceiling windows overlooking the lagoon. Signature dishes include Arctic char from nearby Lake Mývatn and lamb from Eyjafjörður valley farms. The restaurant operates from 11:00 to 21:00 daily, with last orders taken at 20:00.
A small spa offers treatments utilising the mineral-rich geothermal water and local ingredients such as Icelandic moss and birch extracts. Massage treatments range from 16,900 ISK (€115) for a 50-minute session to 24,900 ISK (€170) for the signature 80-minute Forest Treatment.
Practical Information
Getting There
Forest Lagoon sits 7 kilometres from Akureyri centre via Route 1 and the marked forest road. The drive takes approximately 15 minutes, with well-maintained gravel roads for the final 2 kilometres. Regular shuttle services operate from central Akureyri hotels, costing 2,500 ISK (€17) return per person.
For those without vehicles, public bus service 57 runs three times daily from Akureyri bus station, with stops at Forest Lagoon by advance arrangement. The journey costs 640 ISK (€4.40) each way.
Admission and Costs
Standard admission costs 6,900 ISK (€47) for adults, 3,900 ISK (€27) for teenagers (13-17), and 1,900 ISK (€13) for children (4-12). Children under 4 enter free. These prices include towel hire and access to all pools and changing facilities.
Premium packages including restaurant credits and spa treatments range from 12,900 ISK (€88) to 22,900 ISK (€156) depending on services included.
Best Times to Visit
Forest Lagoon operates year-round from 10:00 to 23:00 daily. Early morning visits (10:00-12:00) offer the most tranquil experience, whilst evening sessions provide opportunities to witness spectacular sunsets over Eyjafjörður. During summer months, the pools remain particularly pleasant until midnight.
Advance booking is essential, especially between June and September and during winter aurora season. Reservations can be made up to 60 days ahead through the official website.
Environmental Commitment
Forest Lagoon represents a new model for sustainable geothermal tourism in Iceland. The facility operates on 100% renewable energy, with geothermal heating and hydroelectric power. All water used in the lagoon recirculates through natural filtration systems before being returned safely to the environment.
The development preserved 94% of existing vegetation, with new plantings of native species to replace the small number of trees necessarily removed during construction. This commitment extends to wildlife protection, with specially designed lighting systems that minimise disruption to local bird populations.
Forest Lagoon offers a genuinely distinctive addition to Iceland's geothermal bathing options, combining luxury amenities with environmental responsibility in one of the island's most beautiful natural settings. For visitors seeking a more intimate alternative to Iceland's busy thermal destinations, this forest sanctuary provides the perfect balance of relaxation and natural wonder.
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Our Verdict
A practical guide worth reading before you go.