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
817-313550 - Ash fall from Grimsvotn Volcanic Eruption in the Vatnajokull Glacier, Iceland Using GPS while driving into the ash cloud 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. Ash fall from Grimsvotn Volcanic Eruption in the Vatnajokull Glacier, Iceland Using GPS while driving into the ash cloud 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
817-313558 - 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
83-11652 - Lava flow from the Monti Calcarazzi fissure that threatened Nicolosi on the south flank of Mt. Etna, Sicily, Italy, EuropeThe Piano del Lago cone (above) destroyed the Sapienza cable car.
485-9516 - Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
29-3894 - Castle and Sawmill Geysers in eruption in Old Faithful Geyser Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
29-459 - Echinus Geyser, erupts every hour in Norris Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America