Old Faithful erupting is the signature attraction of Yellowstone National Park.
But we thought Grand Prismatic Spring was even better.
The outrageous colours reminded George of the Ring Nebula.
Best hikes, treks, tramps in the world.
Best hikes, treks, tramps in the world.
Old Faithful erupting is the signature attraction of Yellowstone National Park.
But we thought Grand Prismatic Spring was even better.
The outrageous colours reminded George of the Ring Nebula.
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