Just because they’re bacteria doesn’t mean they can’t be beautiful. A half-mile boardwalk accesses the east side of Grand Prismatic Spring as well as Excelsior Geyser, which was once the largest ...
The beating heart of Yellowstone National Park is without a doubt the Grand Prismatic–the largest hot spring in the US. Its colorful bands are the product of hardy bacteria and algae that live in the ...
A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...
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