Travel Reference
In-Depth Information
Grand Prismatic Spring
7
Yellowstone's most beautiful thermal feature is this swimming-pool-sized hot spring (
Click here
), 10 miles north of Old Faithful. The shimmering turquoise blue waters are
impressive enough but it's the surrounding multicolored rings of algae that push it out of
this world. As the water temperature changes, so do the colors of the thermophiles, creating
a rainbow of oranges, yellows and greens. From above, the springs looks like a giant eye
weeping exquisite multicolored tears. For the best overviews, climb the hill behind the
springs from the Fairy Falls hike.
