By trekvagabond

Grand Prismatic Spring at Yellowstone’s Midway Geyser Basin

What Makes the Grand Prismatic so Grand? Deeper than a 10-Story Building Extremely hot water travels 121 feet from a crack in the Earth to reach the surface of the spring. Football Field on Steroids The third largest spring in the world, the Grand Prismatic is bigger than a football field at 370 feet in…

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