Crystals of sulphur form round active fumaroles within the caldera of the Sierra Negra Volcano. Isabela, Galapagos, Ecuador

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Size: 3753px × 2718px
Location: Sierra Negra Volcano. Isabela, Galapagos, Ecuador
Photo credit: © MichaelGrant / Alamy / Afripics
License: Royalty Free
Model Released: No

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