Sulphur Caldron, Yellowstone National Park, is at the edge of one of the most active areas of the parks buried volcano, filling the caldron with sulfu

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Sulphur Caldron, Yellowstone National Park, is at the edge of one of the most active areas of the parks buried volcano, filling the caldron with sulfuric acid.

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Size: 3338px × 5000px
Location: Yellowstone National Park, WY, United States
Photo credit: © Steve Cukrov / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acid, acidic, caldron, canyon, falls, gasses, grand, landscape, mud, national, nature, park, river, steam, sulfur, sulfuric, sulphur, thermal, thermoacidphile, volcano, waterfall, wyoming, yellowstone