Colorful bacteria and algae growing in hot spring pool. Mammoth Hot Springs, Yellowstone National Park, Wyoming, USA

---

Size: 3264px × 4928px
Photo credit: © Gabbro / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: algae, america, american, bacteria, biological, biology, carbonate, deposits, feature, geothermal, hot, landscape, life, mammoth, micro, microbe, national, nature, north, outdoor, park, pool, spring, springs, state, steam, steamy, travel, united, usa, wyoming, yellowstone