Fimmvörðuháls is a mountain pass located in southern Iceland, situated between the glaciers Eyjafjallajökull and Mýrdalsjökull. It is known for its stunning landscapes, featuring waterfalls, volcanic craters, and diverse flora. The area is popular for hiking, with trails that offer breathtaking views of the surrounding nature. The pass gained attention during the 2010 eruption of Eyjafjallajökull, which created new volcanic features in the region. Fimmvörðuháls is part of the larger Þórsmörk Nature Reserve, making it a favored destination for outdoor enthusiasts and nature lovers seeking adventure in Iceland's unique terrain.