Hot spring · United States
Doublet Pool

Doublet Pool is a hot spring in the Upper Geyser Basin of Yellowstone National Park, Wyoming, at about 2,246 m. Two linked vents feed a deep, clear pool in shades of blue. It stands close to the boardwalks near Old Faithful.
- Elevation
- 2,246 m
- Coordinates
- 44.4643° N, 110.8297° W
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