Leg 1): Skógar to the mountain hut Fimmvörðurháls (ascent from sea level to about 1100m).
Leg 2): Fimmvörðurháls to Þórsmörk (descent from the mountains into the valley's of Thor's birch woods).
Leg 3): Þórsmörk to Botnar (along upstream Markarfljót mountain river).
Leg 4): Botnar to Álfavatn (crossing a large meltwater wash-out plane).
Leg 5): Álfavatn to Hrafntinnusker (including a visit to an ice cave with lots of thermal hot-spots).
Leg 6): Hrafntinnusker to Landmannalaugar.