<p>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.</p>

Mount Etna Eruption

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.

Photograph by Carsten Peter

Volcano Exploration

Volcano exploration pictures, volcano photos, photo gallery, picture gallery, desktop wallpaper, from National Geographic.

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