Grand Prismatic
Latest about Grand Prismatic

Thoughtless Yellowstone tourists stroll right onto Grand Prismatic for photos
By Cat Ellis published
Pierce Brosnan didn't get away with trespassing at Yellowstone, and neither will ordinary hikers

This is the creative way Yellowstone's Park Rangers clean up graffiti at Grand Prismatic
By Cat Ellis published
The bacterial mats that give the spring its colors are delicate and easily damaged, requiring creative thinking
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