Fimmvörðuháls is an 1,100-m-high mountain pass between the glaciers of Eyjafjallajökull and Mýrdalsjökull, with a popular trail leading from Skógar to Básar. Útivist offers organized trips over Fimmvörðuháls every weekend in summer. Many people enjoy taking two days on this journey, staying at Útivist’s Fimmvörðuháls cabin at the highest