Old Faithful, one of the icons of Yellowstone National Park and probably the most famous geyser in the world. But how faithful is it really? That's the question we're going to tackle in this June 1, 2023 update from the Yellowstone Volcano Observatory. ==== *LEARN MORE* ==== *Caldera Chronicles* *Yellowstone Volcano site* *Questions* yvowebteam@ *USGS video*
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