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Bacteria produces the vivid colors in the Gran Prismatic Spring. (Bernhard Edmaier)

From Close Up or Far Away, Amazing Volcano Photos

Geologist Bernhard Edmaier has been photographing the majestic beauty of active and dormant volcanoes for over 15 years

Maly-Semiachik-Russia-9

Maly Semiachik
(Maura McCarthy)

Edmaier took the image of this incredibly blue lake from a helicopter flying above Troitsky Crater, one of six craters on the ridge of Maly Semiachik. Such intense colors are characteristic of volcanic acid lakes, Edmaier says. Sulfuric vapors rise from the lake bed and react with water, turning into sulfuric acid.

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