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Mount Etna Eruption
Photograph by Carsten Peter
A scientist overlooks an eruption at Mount Etna, one of the world’s most active volcanoes. The Sicily, Italy, volcano is almost constantly in a state of eruption.
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Mount Etna, Sicily
Photograph by Carsten Peter
Lava spews from a new cone on Mount Etna in Sicily, Italy. Mount Etna has the longest period of documented eruption of any volcano in the world. Its summit is 11,000 feet (3,350) meters high.
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Ertale Volcano, Ethiopia
Photograph by Carsten Peter
As steam from lava rises, a climber prepares to drop into the caldera of Ertale volcano, where temperatures can reach up to 1,868 degrees Fahrenheit (1,020 degrees Celsius). Ertale, located in Ethiopia, is one of Africa’s few active volcanoes.
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Mount Etna Lava
Photograph by Carsten Peter
Boiling lava cascades down Mount Etna in 2002. More recently, a series of violent eruptions prompted the Italian government to declare a state of emergency.
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Kamchatka, Russia
Photograph by Carsten Peter
A hiker climbs amid volcanic fumes in Russia's Kamchatka peninsula. Twenty-nine active craters cover the peninsula’s shore, which is surrounded by the Pacific Ocean and the Bering and Okhotsk Seas.
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Scientist at Mount Etna
Photograph by Carsten Peter
Protected by a thermal suit and helmet, a scientist collects lava samples at Mount Etna in Sicily, Italy.
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Lava Fireworks
Photograph by Carsten Peter
Molten lava explodes like fireworks over Mount Etna. In 2002, a large eruption sent up a column of ash that could be seen as far away as Libya.
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Steam From Mount Etna
Photograph by Carsten Peter
A fiery new cone on Mount Etna provides scientists with new volcanic activity to study. More than 12,900 square feet (1,200 square meters) of Etna’s surface is covered with solid lava, and new eruptions change the volcano's height.
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Mount Etna Explosion
Photograph by Carsten Peter
A photographer captures the action as lava shoots into the air from Mount Etna in Sicily, Italy. In 1928, the nearby town of Mascali was wiped out when a lava flow spread over the hamlet.
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