The summit craters of Mount Etna, Sicily (3369m). From left to right, the South-east crater, the Voragine or Bocca Nuova crater, the North-east crater

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The structure on the ridge is the Pizzi Deneri vulcanology observatory at a height of 2818m, reached by the zigzag track visible below it

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Size: 4500px × 2869px
Location: Mount Etna, Sicily, Italy
Photo credit: © Alex Ramsay / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: crater, craters, deneri, etna, landscape, mount, observatory, pizzi, sicily, summit, volcanic, volcano, volcanology, vulcanology