817-313571 - Big Red crossing the Tungnaa glacial river filled with ash from the Grimsvotn volcanic eruption, Iceland Eruption began on May 21, 2011 spewing tons of ash
817-313551 - Ash fall from Grimsvotn Volcanic Eruption in the Vatnajokull Glacier, Iceland Driving into the ash cloud on Route 1, the road, sky and landscape are filled with volcanic ash blocking out the sun May 21, 2011 eruption began spewing tons of ash, initially. Ash fall from Grimsvotn Volcanic Eruption in the Vatnajokull Glacier, Iceland Driving into the ash cloud on Route 1, the road, sky and landscape are filled with volcanic ash blocking out the sun May 21, 2011 eruption began spewing tons of ash, initially the plume was over 20 kilometers high Grimsvotn is a subglacial basalt volcano prior eruption was 2004
817-313553 - Grimsvotn Volcanic Eruption in the Vatnajokull Glacier, Iceland The eruption began on May 21, 2011 spewing tons of ash, initially the plume was over 20 kilometers high
817-313558 - Scientist taking samples and measuring the ash fall from Grimsvotn volcanic eruption, Iceland Team on ash covered glacier approx 35 kilometers from the crater The eruption began on May 21, 2011 spewing tons of ash
817-313570 - Big Red crossing the Tungnaa glacial river filled with ash from the Grimsvotn volcanic eruption, Iceland Eruption began on May 21, 2011 spewing tons of ash