Sign for New Blue Spring, in the Upper Terraces of Mammoth Hot Springs geothermal area of Yellowstone National Park Wyoming

---

Size: 5338px × 3559px
Photo credit: © Melissa Kopka / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: america, blue, calcium, caldera, carbonate, colorful, dead, ecology, environment, features, geology, geothermal, geyser, heat, hot, landmark, landscape, limestone, mammoth, mineral, mountain, mud, national, natural, nature, orange, outdoors, park, pool, pots, scenery, scenic, sign, spring, springs, steam, terrace, thermal, tourist, travertine, volcanic, volcano, water, wilderness, wyoming, yellowstone