Sea Stacks of lava, Reykjanes Peninsula (Keflavik, Iceland). The waterfall Háifoss, near the volcano Hekla in southern Iceland. Vesturhorn in South East Iceland (close to Höfn). Jökulsárlón, a large glacial lake in southern part of Vatnajökull National Park, Iceland. The waterfall Brúarfoss formed by the glacial river Brúará (west of Iceland).