Boiling, sulphurous, clayish Black Dragon's Cauldron mudpot at Mud Volcano geyser in Yellowstone National Park.

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Size: 6240px × 4160px
Location: Yellowstone National Park
Photo credit: © Ronnie Chua / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: black, boiling, bubbling, cauldron, dragons, erupting, famous, fumaroles, geology, geyser, horizontal, hot, landscape, mud, muddy, mudpot, national, nature, outdoor, park, photography, scenery, scenic, smoke, spring, states, steam, sulphurous, thermal, travel, united, usa, volcano, western, wilderness, wyoming, yellowstone