Getty Images
Peak of Mt Kilimanjaro from airplane, Tanzania
Peak of Mt Kilimanjaro from airplane, Tanzania
Getty Images
Wide shot of steam rising from lava dome at Merapi volcano; Central Java, Indonesia. 29 October 2010
Wide shot of steam rising from lava dome at Merapi volcano; Central Java, Indonesia. 29 October 2010
Getty Images
Village field coated in thick layer of volcanic ash mud after eruption of Merapi volcano; Indonesia. 7 November 2010 / AUDIO
Village field coated in thick layer of volcanic ash mud after eruption of Merapi volcano; Indonesia. 7 November 2010 / AUDIO
Getty Images
Merapi volcano erupts ash and steam high into air at dawn; Indonesia. 7 November 2010 / AUDIO
Merapi volcano erupts ash and steam high into air at dawn; Indonesia. 7 November 2010 / AUDIO
Getty Images
Smoke billows from lava flow as it burns through vegetation at dusk, Philippines, Dec 2009
Smoke billows from lava flow as it burns through vegetation at dusk, Philippines, Dec 2009
Getty Images
TIME LAPSE: Volcano Mt Ngauruhoe
Mt Ngauruhoe at Tongariro National Park at the north island of New Zealand.
Getty Images
Khor Virap monastery, view of the cellar building where Saint Gregory was thrown into
Khor Virap monastery, view of the cellar building where Saint Gregory was thrown into
Getty Images
Naples, general view of the bay with mount Vesuvius in the background
Naples, general view of the bay with mount Vesuvius in the background
Getty Images
Close up of billowing volcanic ash cloud rising buoyantly, Krakatoa, Indonesia, November 2010
Close up of billowing volcanic ash cloud rising buoyantly, Krakatoa, Indonesia, November 2010
Getty Images
Peak of Mt Kilimanjaro from airplane, Tanzania
Peak of Mt Kilimanjaro from airplane, Tanzania
Getty Images
Close up of powerful explosion of ash and rock from Anak Krakatau volcano, Krakatoa, Indonesia, November 2010
Close up of powerful explosion of ash and rock from Anak Krakatau volcano, Krakatoa, Indonesia, November 2010
Getty Images
Ash cloud erupts from Merapi volcano; Central Java, Indonesia. 29 October 2010
Ash cloud erupts from Merapi volcano; Central Java, Indonesia. 29 October 2010
Getty Images
Close up of steaming lava dome at Merapi volcano; Central Java, Indonesia. 29 October 2010
Close up of steaming lava dome at Merapi volcano; Central Java, Indonesia. 29 October 2010
Getty Images
Wide shot of steam pouring from Sakurajima volcano, Japan at dawn
Wide shot of steam pouring from Sakurajima volcano, Japan at dawn
Getty Images
Traffic drives along road in Yogjakarta coated in volcanic ash after eruption of Merapi volcano; Central Java, Indonesia. 30 October 2010 / AUDIO
Traffic drives along road in Yogjakarta coated in volcanic ash after eruption of Merapi volcano; Central Java, Indonesia. 30 October 2010 / AUDIO
Getty Images
Wide shot of deeply eroded side of volcano with valleys and ravines, Japan
Wide shot of deeply eroded side of volcano with valleys and ravines, Japan
Getty Images
Road coated in thick layer of volcanic ash mud in village below Merapi volcano after eruption; Indonesia. 7 November 2010 / AUDIO
Road coated in thick layer of volcanic ash mud in village below Merapi volcano after eruption; Indonesia. 7 November 2010 / AUDIO
Getty Images
Heavy machinery is used to clear road of ash after eruption of Merapi volcano; Indonesia. 7 November 2010 / AUDIO
Heavy machinery is used to clear road of ash after eruption of Merapi volcano; Indonesia. 7 November 2010 / AUDIO
Getty Images
Close up of volcanic ash cloud billowing into sky, Krakatoa, Indonesia, November 2010
Close up of volcanic ash cloud billowing into sky, Krakatoa, Indonesia, November 2010
Getty Images
MS TD ZI T/L View of sunny day over Pinatubo volcano / Pinatubo, Philippines
MS TD ZI T/L View of sunny day over Pinatubo volcano / Pinatubo, Philippines
Getty Images
Volcanic ash cloud rises high into air above Anak Krakatau, Krakatoa, Indonesia, November 2010
Volcanic ash cloud rises high into air above Anak Krakatau, Krakatoa, Indonesia, November 2010
Getty Images
Anak Krakatau volcano island erupts ash over ocean, Krakatoa, Indonesia, November 2010
Anak Krakatau volcano island erupts ash over ocean, Krakatoa, Indonesia, November 2010