The Biggest Lava Tunnel in the world is also know to Icelanders as Raufarholshellir, a cave created by volcanic eruption about 5.000 years ago.
Take a tour through the extraordinary natural phenomenon that is the lava tube, under guidance from experienced guide deep inside one of the biggest lava tube in the world.
The tour inside the cave is 3-4 hours and we recommend this tour to people in good physical conditions.
No crawling is needed as the cave is both wide and has high ceiling.
