Sapphire Pool, in the Upper Geyser Basin, erupting after the 1959 Hebg
By Yellowstone
1959 (approx.)
![Sapphire Pool erupting](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/img7538.jpg?itok=xrot-8RG)
Detailed Description
Sapphire Pool, in the Upper Geyser Basin, erupting after the 1959 Hebgen Lake earthquake.
Sources/Usage
Public Domain.