The cave exploration lofthellir winter challenge tour takes you to lofthellir cave a unique lava cave filled with ice formations stalagmites and sculptures during the winter season the route to the cave can get rough due to snow and ice so we bring the snowshoes along the track is usually around a 40 minutes hike across a rugged lava field thus we combine the pristine untouched snow covered lava fields around the cave with an underground exploration once at the cave we spend at least one