Spend two days in Þórsmörk moving from ash-scarred glacier edges to mossy birch valleys. Expect river crossings, volcanic terrain and an overnight mountain hut amid dramatic glacier views.
More ways to explore the area's outdoor wonders
Fog lifts off braided rivers and the valley exhales—this is Þórsmörk, a raw pocket of South Iceland where glacial tongues frame birch groves and wind scours the rock into clean lines.
Difficulty
moderate
Duration
2 days
Fitness Level
Suitable for people in reasonable hiking shape—able to cover 8–15 km in a day with some elevation change and river crossings.
Wildlife
History
Þórsmörk’s valleys record recent volcanic upheaval—Eyjafjallajökull’s 2010 eruption reshaped Gígjökull and earlier activity around Katla influenced protective designations.
Conservation
The valley’s moss and birch areas are fragile; visitors should keep to marked trails, avoid stepping on moss, and follow hut rules to minimize impact.
Reserve your spot on the Thorsmork Adventure - 2 days today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Prepare for river crossings
Rivers here are braided and can be deep after rain—use provided fordings and follow your guide; avoid crossing alone.
Layer for changeable weather
Temperatures and wind shift quickly; pack a waterproof shell and insulating midlayer you can add or remove.
Sturdy footwear matters
Expect uneven volcanic gravel, wet moss and short scrambles—ankle-supporting waterproof boots reduce risk of injury.
Start hikes early
Morning often brings calmer winds and clearer views—plan activities to take advantage of the best daylight windows.
Waterproof hardshell jacket
Protects from sudden rain, wind and glacier spray during spring melt.
spring
Insulating midlayer (fleece or down)
Warmth for cool mornings and high-wind exposure even in summer.
summer
Waterproof hiking boots (ankle support)
Grippy, waterproof soles are vital on wet volcanic rock and mossy trails.
fall
Daypack with water reservoir and rain cover
Carry layers, snacks and emergency kit—rain cover keeps gear dry through river spray and showers.
winter