YELLOWSTONE NATIONAL PARK, USA - July 12 2014: An informational sign giving details on the Churning Caldron located in Yellowstone National Park, Wyo

---

YELLOWSTONE NATIONAL PARK, USA - July 12 2014: An informational sign giving details on the Churning Caldron located in Yellowstone National Park, Wyoming on July 12, 2014.

---

Size: 4881px × 3254px
Photo credit: © Tami Freed / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: attraction, boil, caldron, churning, dangerous, discover, editorial, fence, gas, geothermal, heat, history, hot, information, metal, muddy, national, natural, nature, outdoor, park, pictures, place, pool, posted, read, roiling, sign, temperature, thermometer, tourism, travel, vacation, visit, water, wood, wyoming, yellowstone