Watch Online Free HD Solarmovies. A documentary about a daring climb to the top of Þumall (the Thumb) a mountain in Skaftafellsöraefi district, in the South of Iceland. The preparation of the climbers is shown, as well as their journey through the National Park Skaftafell, towards the root of the mountain. The climb is delayed by the weather, but eventually, Þumall is conquered.