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 ...

Timing is everything when photographing Wyoming’s most colorful places. Grand Prismatic Spring is most photogenic in the warmer months, while Oxbow Bend’s vivid fall foliage makes an autumn trip a ...

Grand Prismatic Spring is a highlight of any visit to Yellowstone National Park! The largest hot spring in the park, the deep blue pool, is surrounded by yellow and orange algae. This is a spot you ...

Charlie has an undergraduate degree in Forensic Psychology and writes on topics from zoology and psychology to herpetology.View full profile Charlie has an undergraduate degree in Forensic Psychology ...