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Open Image ModalThe Calbuco volcano erupts near Puerto Varas, Chile, Thursday, April 23, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalThis view from Puerto Varas, southern Chile, shows a high column of ash and lava spewing from the Calbuco volcano, on April 23, 2015. (credit:DAVID CORTES SEREY via Getty Images)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015 (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalView from Frutillar, southern Chile, showing volcanic lightnings and lava spewed from the Calbuco volcano on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalSmoke and lava spew from the Calbuco volcano, as seen from the shores of Lake Llanquihue in Puerto Varas, April 23, 2015. (credit:Reuters)
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Open Image ModalSmoke and lava spew from the Calbuco volcano, as seen from the shores of Lake Llanquihue in Puerto Varas, April 23, 2015. (credit:REUTERS/Carlos Gutierrez )
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Open Image ModalView from Puerto Varas, southern Chile, of a high column of ash and lava spewing from the Calbuco volcano, on April 22, 2015. (credit:AFP/Getty Images)
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Open Image ModalThe Calbuco volcano erupts near Puerto Varas, Chile, Wednesday, April 22, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalThe Calbuco volcano erupts near Puerto Varas, Chile, Wednesday, April 22, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalChildren watch the Calbuco volcano erupt, from Puerto Varas, Chile, Wednesday, April 22, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalThe Calbuco volcano is seen erupting from Puerto Varas, Chile, Wednesday, April 22, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalChildren watch the Calbuco volcano erupt, from Puerto Varas, Chile, Wednesday, April 22, 2015. (credit:ASSOCIATED PRESS)
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Open Image ModalView of the road to San Carlos de Bariloche, province of Rio Negro, 1570 km southwest of Buenos Aires, with a menacing ashes cloud from the Calbuco volcano in neighbouring Chile, on April 22, 2015. (credit:FRANCISCO RAMOS MEJIA via Getty Images)
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Open Image ModalView from the Nahuel Huapi lake, province of Rio Negro, 1570 km southwest of Buenos Aires, of a menacing cloud from the Calbuco volcano in neighbouring Chile, on April 22, 2015. (credit:FRANCISCO RAMOS MEJIA via Getty Images)
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Open Image ModalLLANQUIHUE, CHILE - APRIL 22: The Calbuco volcano erupts on April 22, 2015 near Puerto Varas in the Llanquihue Region, Chile. The volcano, considered as one of the most potentially dangerous in Chile, erupted for the first time in more than 42 years. It generated a huge cloud of ashes which is affecting the South of Chile and Argentina. (Photo by Ivan Konar/LatinContent/Getty Images) (credit:Ivan Konar/CON via Getty Images)
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Open Image ModalLLANQUIHUE, CHILE - APRIL 22: The Calbuco volcano erupts on April 22, 2015 near Puerto Varas in the Llanquihue Region, Chile. The volcano, considered as one of the most potentially dangerous in Chile, erupted for the first time in more than 42 years. It generated a huge cloud of ashes which is affecting the South of Chile and Argentina. (Photo by Ivan Konar/LatinContent/Getty Images) (credit:Ivan Konar/CON via Getty Images)
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Open Image ModalLLANQUIHUE, CHILE - APRIL 22: The Calbuco volcano erupts on April 22, 2015 near Puerto Varas in the Llanquihue Region, Chile. The volcano, considered as one of the most potentially dangerous in Chile, erupted for the first time in more than 42 years. It generated a huge cloud of ashes which is affecting the South of Chile and Argentina. (Photo by Ivan Konar/LatinContent/Getty Images) (credit:Ivan Konar/CON via Getty Images)
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Open Image ModalLLANQUIHUE, CHILE - APRIL 22: The Calbuco volcano erupts on April 22, 2015 near Puerto Varas in the Llanquihue Region, Chile. The volcano, considered as one of the most potentially dangerous in Chile, erupted for the first time in more than 42 years. It generated a huge cloud of ashes which is affecting the South of Chile and Argentina. (Photo by Ivan Konar/LatinContent/Getty Images) (credit:Ivan Konar/CON via Getty Images)
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Open Image ModalLLANQUIHUE, CHILE - APRIL 22: The Calbuco volcano erupts on April 22, 2015 near Puerto Varas in the Llanquihue Region, Chile. The volcano, considered as one of the most potentially dangerous in Chile, erupted for the first time in more than 42 years. It generated a huge cloud of ashes which is affecting the South of Chile and Argentina. (Photo by Ivan Konar/LatinContent/Getty Images) (credit:Ivan Konar/CON via Getty Images)
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Open Image ModalA man distributes masks to prevent the harmful effects of the Calbuco volcano ashes, in Puerto Varas, on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)
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Open Image ModalA man distributes masks to prevent the harmful effects of the Calbuco volcano ashes, in Puerto Varas, on April 23, 2015. (credit:MARTIN BERNETTI via Getty Images)