The Midway Geyser Basin's Grand Prismatic Spring is the largest hot spring in Yellowstone and one of the largest hot springs in the world. Measuring approximately 370 feet in size and around 121 ...

How the Grand Prismatic Spring Gets Its Kaleidoscopic Colors The beating heart of Yellowstone National Park is without a doubt the Grand Prismatic Spring—the largest hot spring in the U.S.

Grand Prismatic Spring, the third largest hot spring in the world and one of Yellowstone's top attractions, looked particularly magical as the overcast skies muted its rainbow colors and heavy ...

I remember my first visit; the moment I saw the Grand Prismatic Spring, I was completely mesmerized by its colors. The park ...

The colors of Grand Prismatic Spring come from thermophiles: microbes that thrive in scalding water. The green is chlorophyll they use to absorb sunlight. A camera trap caught a grizzly reaching ...

The colors of Grand Prismatic Spring come from thermophiles: microbes that thrive in scalding water. The green is chlorophyll they use to absorb sunlight. Old Faithful throws a tower of steam into ...

(Getty Images)| Yellowstone National Park, Wyoming Old Faithful gets a lot of love from visitors, but the Grand Prismatic Spring is just as much of a stunner. Measuring 370 feet in diameter ...

But looking on the bright side - sites like the fabulously rainbow tinged Grand Prismatic Spring wouldn’t exist without it. A reminder that danger and beauty often go hand in hand. As we headed south ...

She includes a lineup of iconic American films set in far-flung locations. Brilliant color: Grand Prismatic Spring in Yellowstone National Park, Wyoming. And then there are other-worldly ...

A fall snowstorm blew through Yellowstone National Park late Thursday and early Friday, creating a winter wonderland for ...