Yellowstone is most famous for huge explosive eruptions that create large calderas. Outside Yellowstone Caldera, however, ...

a thick type of lava that tends to form short, chunky flows throughout the Yellowstone Caldera. The new thermal feature stems from the base of the lava flow. Yellowstone sits on one of the ...

Yellowstone visitors got to see a striking new thermal vent ... On March 10, 2003, a similar type of hydrothermal activity was first observed on the other side of the same lava flow where the new ...

Jefferson Hungerford Yellowstone National Park A new hydrothermal ... “This new feature is at the foot of a rhyolite lava flow about 3 meters above the marsh below, and it lies within a swath ...

Yellowstone visitors got to see a striking ... activity was first observed on the other side of the same lava flow where the new feature is located, just west of Nymph Lake.